67921994

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{491}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 120016512

約数和(自身を除く): 52094518

約数列:

[1, 2, 7, 14, 41, 82, 241, 287, 482, 491, 574, 982, 1687, 3374, 3437, 6874, 9881, 19762, 20131, 40262, 69167, 118331, 138334, 140917, 236662, 281834, 828317, 1656634, 4851571, 9703142, 33960997, 67921994]

約数ペア:

[(1, 67921994), (2, 33960997), (7, 9703142), (14, 4851571), (41, 1656634), (82, 828317), (241, 281834), (287, 236662), (482, 140917), (491, 138334), (574, 118331), (982, 69167), (1687, 40262), (3374, 20131), (3437, 19762), (6874, 9881)]