131319972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:342

約数の個数: 144

約数和(自身を含む): 401157120

約数和(自身を除く): 269837148

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 139, 161, 163, 207, 252, 276, 278, 322, 326, 414, 417, 483, 489, 556, 644, 652, 828, 834, 966, 973, 978, 1141, 1251, 1449, 1467, 1668, 1932, 1946, 1956, 2282, 2502, 2898, 2919, 2934, 3197, 3423, 3749, 3892, 4564, 5004, 5796, 5838, 5868, 6394, 6846, 7498, 8757, 9591, 10269, 11247, 11676, 12788, 13692, 14996, 17514, 19182, 20538, 22379, 22494, 22657, 26243, 28773, 33741, 35028, 38364, 41076, 44758, 44988, 45314, 52486, 57546, 67137, 67482, 67971, 78729, 89516, 90628, 104972, 115092, 134274, 134964, 135942, 157458, 158599, 201411, 203913, 236187, 268548, 271884, 314916, 317198, 402822, 407826, 472374, 475797, 521111, 634396, 805644, 815652, 944748, 951594, 1042222, 1427391, 1563333, 1903188, 2084444, 2854782, 3126666, 3647777, 4689999, 5709564, 6253332, 7295554, 9379998, 10943331, 14591108, 18759996, 21886662, 32829993, 43773324, 65659986, 131319972]

約数ペア:

[(1, 131319972), (2, 65659986), (3, 43773324), (4, 32829993), (6, 21886662), (7, 18759996), (9, 14591108), (12, 10943331), (14, 9379998), (18, 7295554), (21, 6253332), (23, 5709564), (28, 4689999), (36, 3647777), (42, 3126666), (46, 2854782), (63, 2084444), (69, 1903188), (84, 1563333), (92, 1427391), (126, 1042222), (138, 951594), (139, 944748), (161, 815652), (163, 805644), (207, 634396), (252, 521111), (276, 475797), (278, 472374), (322, 407826), (326, 402822), (414, 317198), (417, 314916), (483, 271884), (489, 268548), (556, 236187), (644, 203913), (652, 201411), (828, 158599), (834, 157458), (966, 135942), (973, 134964), (978, 134274), (1141, 115092), (1251, 104972), (1449, 90628), (1467, 89516), (1668, 78729), (1932, 67971), (1946, 67482), (1956, 67137), (2282, 57546), (2502, 52486), (2898, 45314), (2919, 44988), (2934, 44758), (3197, 41076), (3423, 38364), (3749, 35028), (3892, 33741), (4564, 28773), (5004, 26243), (5796, 22657), (5838, 22494), (5868, 22379), (6394, 20538), (6846, 19182), (7498, 17514), (8757, 14996), (9591, 13692), (10269, 12788), (11247, 11676)]