291207150928

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{256344323}}^1$

素因数の和:256344402

約数の個数: 20

約数和(自身を含む): 572160531168

約数和(自身を除く): 280953380240

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 256344323, 512688646, 1025377292, 2050754584, 4101509168, 18200446933, 36400893866, 72801787732, 145603575464, 291207150928]

約数ペア:

[(1, 291207150928), (2, 145603575464), (4, 72801787732), (8, 36400893866), (16, 18200446933), (71, 4101509168), (142, 2050754584), (284, 1025377292), (568, 512688646), (1136, 256344323)]