13221478

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{5477}}^1$

素因数の和:5567

約数の個数: 16

約数和(自身を含む): 21298464

約数和(自身を除く): 8076986

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 5477, 10954, 93109, 186218, 388867, 777734, 6610739, 13221478]

約数ペア:

[(1, 13221478), (2, 6610739), (17, 777734), (34, 388867), (71, 186218), (142, 93109), (1207, 10954), (2414, 5477)]