642678

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:148

約数の個数: 32

約数和(自身を含む): 1368576

約数和(自身を除く): 725898

約数列:

[1, 2, 3, 6, 43, 47, 53, 86, 94, 106, 129, 141, 159, 258, 282, 318, 2021, 2279, 2491, 4042, 4558, 4982, 6063, 6837, 7473, 12126, 13674, 14946, 107113, 214226, 321339, 642678]

約数ペア:

[(1, 642678), (2, 321339), (3, 214226), (6, 107113), (43, 14946), (47, 13674), (53, 12126), (86, 7473), (94, 6837), (106, 6063), (129, 4982), (141, 4558), (159, 4042), (258, 2491), (282, 2279), (318, 2021)]