8421385

素因数分解:

$5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{929}}^1$

素因数の和:985

約数の個数: 24

約数和(自身を含む): 12086280

約数和(自身を除く): 3664895

約数列:

[1, 5, 7, 35, 37, 49, 185, 245, 259, 929, 1295, 1813, 4645, 6503, 9065, 32515, 34373, 45521, 171865, 227605, 240611, 1203055, 1684277, 8421385]

約数ペア:

[(1, 8421385), (5, 1684277), (7, 1203055), (35, 240611), (37, 227605), (49, 171865), (185, 45521), (245, 34373), (259, 32515), (929, 9065), (1295, 6503), (1813, 4645)]