664637736

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{31151}}^1$

素因数の和:31294

約数の個数: 64

約数和(自身を含む): 1913978880

約数和(自身を除く): 1249341144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 127, 168, 254, 381, 508, 762, 889, 1016, 1524, 1778, 2667, 3048, 3556, 5334, 7112, 10668, 21336, 31151, 62302, 93453, 124604, 186906, 218057, 249208, 373812, 436114, 654171, 747624, 872228, 1308342, 1744456, 2616684, 3956177, 5233368, 7912354, 11868531, 15824708, 23737062, 27693239, 31649416, 47474124, 55386478, 83079717, 94948248, 110772956, 166159434, 221545912, 332318868, 664637736]

約数ペア:

[(1, 664637736), (2, 332318868), (3, 221545912), (4, 166159434), (6, 110772956), (7, 94948248), (8, 83079717), (12, 55386478), (14, 47474124), (21, 31649416), (24, 27693239), (28, 23737062), (42, 15824708), (56, 11868531), (84, 7912354), (127, 5233368), (168, 3956177), (254, 2616684), (381, 1744456), (508, 1308342), (762, 872228), (889, 747624), (1016, 654171), (1524, 436114), (1778, 373812), (2667, 249208), (3048, 218057), (3556, 186906), (5334, 124604), (7112, 93453), (10668, 62302), (21336, 31151)]