217748894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{162257}}^1$

素因数の和:162331

約数の個数: 16

約数和(自身を含む): 362159856

約数和(自身を除く): 144410962

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 162257, 324514, 1784827, 3569654, 9897677, 19795354, 108874447, 217748894]

約数ペア:

[(1, 217748894), (2, 108874447), (11, 19795354), (22, 9897677), (61, 3569654), (122, 1784827), (671, 324514), (1342, 162257)]