71839124

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 148807680

約数和(自身を除く): 76968556

約数列:

[1, 2, 4, 7, 14, 28, 47, 79, 94, 158, 188, 316, 329, 553, 658, 691, 1106, 1316, 1382, 2212, 2764, 3713, 4837, 7426, 9674, 14852, 19348, 25991, 32477, 51982, 54589, 64954, 103964, 109178, 129908, 218356, 227339, 382123, 454678, 764246, 909356, 1528492, 2565683, 5131366, 10262732, 17959781, 35919562, 71839124]

約数ペア:

[(1, 71839124), (2, 35919562), (4, 17959781), (7, 10262732), (14, 5131366), (28, 2565683), (47, 1528492), (79, 909356), (94, 764246), (158, 454678), (188, 382123), (316, 227339), (329, 218356), (553, 129908), (658, 109178), (691, 103964), (1106, 64954), (1316, 54589), (1382, 51982), (2212, 32477), (2764, 25991), (3713, 19348), (4837, 14852), (7426, 9674)]