403397885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1201}}^1$

素因数の和:1445

約数の個数: 32

約数和(自身を含む): 548342784

約数和(自身を除く): 144944899

約数列:

[1, 5, 11, 31, 55, 155, 197, 341, 985, 1201, 1705, 2167, 6005, 6107, 10835, 13211, 30535, 37231, 66055, 67177, 186155, 236597, 335885, 409541, 1182985, 2047705, 2602567, 7334507, 13012835, 36672535, 80679577, 403397885]

約数ペア:

[(1, 403397885), (5, 80679577), (11, 36672535), (31, 13012835), (55, 7334507), (155, 2602567), (197, 2047705), (341, 1182985), (985, 409541), (1201, 335885), (1705, 236597), (2167, 186155), (6005, 67177), (6107, 66055), (10835, 37231), (13211, 30535)]