3859821

素因数分解:

$3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 6424704

約数和(自身を除く): 2564883

約数列:

[1, 3, 7, 9, 21, 63, 197, 311, 591, 933, 1379, 1773, 2177, 2799, 4137, 6531, 12411, 19593, 61267, 183801, 428869, 551403, 1286607, 3859821]

約数ペア:

[(1, 3859821), (3, 1286607), (7, 551403), (9, 428869), (21, 183801), (63, 61267), (197, 19593), (311, 12411), (591, 6531), (933, 4137), (1379, 2799), (1773, 2177)]