204051221

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 246343680

約数和(自身を除く): 42292459

約数列:

[1, 11, 17, 29, 187, 191, 197, 319, 493, 2101, 2167, 3247, 3349, 5423, 5539, 5713, 35717, 36839, 37627, 60929, 62843, 94163, 97121, 413897, 639659, 1035793, 1068331, 1091183, 7036249, 12003013, 18550111, 204051221]

約数ペア:

[(1, 204051221), (11, 18550111), (17, 12003013), (29, 7036249), (187, 1091183), (191, 1068331), (197, 1035793), (319, 639659), (493, 413897), (2101, 97121), (2167, 94163), (3247, 62843), (3349, 60929), (5423, 37627), (5539, 36839), (5713, 35717)]