1279821642

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:764

約数の個数: 128

約数和(自身を含む): 3103930368

約数和(自身を除く): 1824108726

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 41, 43, 51, 66, 82, 86, 102, 123, 129, 187, 246, 258, 374, 451, 473, 561, 647, 697, 731, 902, 946, 1122, 1294, 1353, 1394, 1419, 1462, 1763, 1941, 2091, 2193, 2706, 2838, 3526, 3882, 4182, 4386, 5289, 7117, 7667, 8041, 10578, 10999, 14234, 15334, 16082, 19393, 21351, 21998, 23001, 24123, 26527, 27821, 29971, 32997, 38786, 42702, 46002, 48246, 53054, 55642, 58179, 59942, 65994, 79581, 83463, 89913, 116358, 120989, 159162, 166926, 179826, 241978, 291797, 306031, 329681, 362967, 450959, 472957, 583594, 612062, 659362, 725934, 875391, 901918, 918093, 945914, 989043, 1140661, 1352877, 1418871, 1750782, 1836186, 1978086, 2281322, 2705754, 2837742, 3421983, 4960549, 5202527, 6843966, 9921098, 10405054, 12547271, 14881647, 15607581, 19391237, 25094542, 29763294, 31215162, 37641813, 38782474, 58173711, 75283626, 116347422, 213303607, 426607214, 639910821, 1279821642]

約数ペア:

[(1, 1279821642), (2, 639910821), (3, 426607214), (6, 213303607), (11, 116347422), (17, 75283626), (22, 58173711), (33, 38782474), (34, 37641813), (41, 31215162), (43, 29763294), (51, 25094542), (66, 19391237), (82, 15607581), (86, 14881647), (102, 12547271), (123, 10405054), (129, 9921098), (187, 6843966), (246, 5202527), (258, 4960549), (374, 3421983), (451, 2837742), (473, 2705754), (561, 2281322), (647, 1978086), (697, 1836186), (731, 1750782), (902, 1418871), (946, 1352877), (1122, 1140661), (1294, 989043), (1353, 945914), (1394, 918093), (1419, 901918), (1462, 875391), (1763, 725934), (1941, 659362), (2091, 612062), (2193, 583594), (2706, 472957), (2838, 450959), (3526, 362967), (3882, 329681), (4182, 306031), (4386, 291797), (5289, 241978), (7117, 179826), (7667, 166926), (8041, 159162), (10578, 120989), (10999, 116358), (14234, 89913), (15334, 83463), (16082, 79581), (19393, 65994), (21351, 59942), (21998, 58179), (23001, 55642), (24123, 53054), (26527, 48246), (27821, 46002), (29971, 42702), (32997, 38786)]