212612456

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1471}}^1$

素因数の和:1602

約数の個数: 64

約数和(自身を含む): 476928000

約数和(自身を除く): 264315544

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 89, 116, 178, 203, 232, 356, 406, 623, 712, 812, 1246, 1471, 1624, 2492, 2581, 2942, 4984, 5162, 5884, 10297, 10324, 11768, 18067, 20594, 20648, 36134, 41188, 42659, 72268, 82376, 85318, 130919, 144536, 170636, 261838, 298613, 341272, 523676, 597226, 916433, 1047352, 1194452, 1832866, 2388904, 3665732, 3796651, 7331464, 7593302, 15186604, 26576557, 30373208, 53153114, 106306228, 212612456]

約数ペア:

[(1, 212612456), (2, 106306228), (4, 53153114), (7, 30373208), (8, 26576557), (14, 15186604), (28, 7593302), (29, 7331464), (56, 3796651), (58, 3665732), (89, 2388904), (116, 1832866), (178, 1194452), (203, 1047352), (232, 916433), (356, 597226), (406, 523676), (623, 341272), (712, 298613), (812, 261838), (1246, 170636), (1471, 144536), (1624, 130919), (2492, 85318), (2581, 82376), (2942, 72268), (4984, 42659), (5162, 41188), (5884, 36134), (10297, 20648), (10324, 20594), (11768, 18067)]