637405132

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^2\times {\mathrm{2749}}^1$

素因数の和:2800

約数の個数: 72

約数和(自身を含む): 1409100000

約数和(自身を除く): 771694868

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 169, 182, 196, 338, 343, 364, 637, 676, 686, 1183, 1274, 1372, 2366, 2548, 2749, 4459, 4732, 5498, 8281, 8918, 10996, 16562, 17836, 19243, 33124, 35737, 38486, 57967, 71474, 76972, 115934, 134701, 142948, 231868, 250159, 269402, 464581, 500318, 538804, 929162, 942907, 1000636, 1751113, 1858324, 1885814, 3252067, 3502226, 3771628, 6504134, 7004452, 12257791, 13008268, 22764469, 24515582, 45528938, 49031164, 91057876, 159351283, 318702566, 637405132]

約数ペア:

[(1, 637405132), (2, 318702566), (4, 159351283), (7, 91057876), (13, 49031164), (14, 45528938), (26, 24515582), (28, 22764469), (49, 13008268), (52, 12257791), (91, 7004452), (98, 6504134), (169, 3771628), (182, 3502226), (196, 3252067), (338, 1885814), (343, 1858324), (364, 1751113), (637, 1000636), (676, 942907), (686, 929162), (1183, 538804), (1274, 500318), (1372, 464581), (2366, 269402), (2548, 250159), (2749, 231868), (4459, 142948), (4732, 134701), (5498, 115934), (8281, 76972), (8918, 71474), (10996, 57967), (16562, 38486), (17836, 35737), (19243, 33124)]