788890986

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:277

約数の個数: 144

約数和(自身を含む): 1957022496

約数和(自身を除く): 1168131510

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 43, 74, 78, 86, 111, 117, 129, 163, 169, 222, 234, 258, 326, 333, 338, 387, 481, 489, 507, 559, 666, 774, 962, 978, 1014, 1118, 1443, 1467, 1521, 1591, 1677, 2119, 2886, 2934, 3042, 3182, 3354, 4238, 4329, 4773, 5031, 6031, 6253, 6357, 7009, 7267, 8658, 9546, 10062, 12062, 12506, 12714, 14018, 14319, 14534, 18093, 18759, 19071, 20683, 21027, 21801, 27547, 28638, 36186, 37518, 38142, 41366, 42054, 43602, 54279, 55094, 56277, 62049, 63081, 65403, 78403, 82641, 91117, 108558, 112554, 124098, 126162, 130806, 156806, 165282, 182234, 186147, 235209, 247923, 259333, 268879, 273351, 372294, 470418, 495846, 518666, 537758, 546702, 705627, 777999, 806637, 820053, 1019239, 1184521, 1411254, 1555998, 1613274, 1640106, 2038478, 2333997, 2369042, 2419911, 3057717, 3371329, 3553563, 4667994, 4839822, 6115434, 6742658, 7107126, 9173151, 10113987, 10660689, 18346302, 20227974, 21321378, 30341961, 43827277, 60683922, 87654554, 131481831, 262963662, 394445493, 788890986]

約数ペア:

[(1, 788890986), (2, 394445493), (3, 262963662), (6, 131481831), (9, 87654554), (13, 60683922), (18, 43827277), (26, 30341961), (37, 21321378), (39, 20227974), (43, 18346302), (74, 10660689), (78, 10113987), (86, 9173151), (111, 7107126), (117, 6742658), (129, 6115434), (163, 4839822), (169, 4667994), (222, 3553563), (234, 3371329), (258, 3057717), (326, 2419911), (333, 2369042), (338, 2333997), (387, 2038478), (481, 1640106), (489, 1613274), (507, 1555998), (559, 1411254), (666, 1184521), (774, 1019239), (962, 820053), (978, 806637), (1014, 777999), (1118, 705627), (1443, 546702), (1467, 537758), (1521, 518666), (1591, 495846), (1677, 470418), (2119, 372294), (2886, 273351), (2934, 268879), (3042, 259333), (3182, 247923), (3354, 235209), (4238, 186147), (4329, 182234), (4773, 165282), (5031, 156806), (6031, 130806), (6253, 126162), (6357, 124098), (7009, 112554), (7267, 108558), (8658, 91117), (9546, 82641), (10062, 78403), (12062, 65403), (12506, 63081), (12714, 62049), (14018, 56277), (14319, 55094), (14534, 54279), (18093, 43602), (18759, 42054), (19071, 41366), (20683, 38142), (21027, 37518), (21801, 36186), (27547, 28638)]