646980684

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1307}}^1$

素因数の和:1475

約数の個数: 96

約数和(自身を含む): 1772015616

約数和(自身を除く): 1125034932

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 83, 84, 142, 166, 213, 249, 284, 332, 426, 497, 498, 581, 852, 994, 996, 1162, 1307, 1491, 1743, 1988, 2324, 2614, 2982, 3486, 3921, 5228, 5893, 5964, 6972, 7842, 9149, 11786, 15684, 17679, 18298, 23572, 27447, 35358, 36596, 41251, 54894, 70716, 82502, 92797, 108481, 109788, 123753, 165004, 185594, 216962, 247506, 278391, 325443, 371188, 433924, 495012, 556782, 649579, 650886, 759367, 1113564, 1299158, 1301772, 1518734, 1948737, 2278101, 2598316, 3037468, 3897474, 4556202, 7702151, 7794948, 9112404, 15404302, 23106453, 30808604, 46212906, 53915057, 92425812, 107830114, 161745171, 215660228, 323490342, 646980684]

約数ペア:

[(1, 646980684), (2, 323490342), (3, 215660228), (4, 161745171), (6, 107830114), (7, 92425812), (12, 53915057), (14, 46212906), (21, 30808604), (28, 23106453), (42, 15404302), (71, 9112404), (83, 7794948), (84, 7702151), (142, 4556202), (166, 3897474), (213, 3037468), (249, 2598316), (284, 2278101), (332, 1948737), (426, 1518734), (497, 1301772), (498, 1299158), (581, 1113564), (852, 759367), (994, 650886), (996, 649579), (1162, 556782), (1307, 495012), (1491, 433924), (1743, 371188), (1988, 325443), (2324, 278391), (2614, 247506), (2982, 216962), (3486, 185594), (3921, 165004), (5228, 123753), (5893, 109788), (5964, 108481), (6972, 92797), (7842, 82502), (9149, 70716), (11786, 54894), (15684, 41251), (17679, 36596), (18298, 35358), (23572, 27447)]