245398436

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{864079}}^1$

素因数の和:864154

約数の個数: 12

約数和(自身を含む): 435496320

約数和(自身を除く): 190097884

約数列:

[1, 2, 4, 71, 142, 284, 864079, 1728158, 3456316, 61349609, 122699218, 245398436]

約数ペア:

[(1, 245398436), (2, 122699218), (4, 61349609), (71, 3456316), (142, 1728158), (284, 864079)]