421407985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{133993}}^1$

素因数の和:134052

約数の個数: 16

約数和(自身を含む): 549911376

約数和(自身を除く): 128503391

約数列:

[1, 5, 17, 37, 85, 185, 629, 3145, 133993, 669965, 2277881, 4957741, 11389405, 24788705, 84281597, 421407985]

約数ペア:

[(1, 421407985), (5, 84281597), (17, 24788705), (37, 11389405), (85, 4957741), (185, 2277881), (629, 669965), (3145, 133993)]