1664978826

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{558343}}^1$

素因数の和:558426

約数の個数: 32

約数和(自身を含む): 3859273728

約数和(自身を除く): 2194294902

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 558343, 1116686, 1675029, 3350058, 3908401, 7816802, 11725203, 23450406, 39642353, 79284706, 118927059, 237854118, 277496471, 554992942, 832489413, 1664978826]

約数ペア:

[(1, 1664978826), (2, 832489413), (3, 554992942), (6, 277496471), (7, 237854118), (14, 118927059), (21, 79284706), (42, 39642353), (71, 23450406), (142, 11725203), (213, 7816802), (426, 3908401), (497, 3350058), (994, 1675029), (1491, 1116686), (2982, 558343)]