251858996

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{3319}}^1$

素因数の和:3695

約数の個数: 24

約数和(自身を含む): 449554560

約数和(自身を除く): 197695564

約数列:

[1, 2, 4, 61, 122, 244, 311, 622, 1244, 3319, 6638, 13276, 18971, 37942, 75884, 202459, 404918, 809836, 1032209, 2064418, 4128836, 62964749, 125929498, 251858996]

約数ペア:

[(1, 251858996), (2, 125929498), (4, 62964749), (61, 4128836), (122, 2064418), (244, 1032209), (311, 809836), (622, 404918), (1244, 202459), (3319, 75884), (6638, 37942), (13276, 18971)]