157029921

素因数分解:

$3^4\times {\mathrm{61}}^2\times {\mathrm{521}}^1$

素因数の和:655

約数の個数: 30

約数和(自身を含む): 238941846

約数和(自身を除く): 81911925

約数列:

[1, 3, 9, 27, 61, 81, 183, 521, 549, 1563, 1647, 3721, 4689, 4941, 11163, 14067, 31781, 33489, 42201, 95343, 100467, 286029, 301401, 858087, 1938641, 2574261, 5815923, 17447769, 52343307, 157029921]

約数ペア:

[(1, 157029921), (3, 52343307), (9, 17447769), (27, 5815923), (61, 2574261), (81, 1938641), (183, 858087), (521, 301401), (549, 286029), (1563, 100467), (1647, 95343), (3721, 42201), (4689, 33489), (4941, 31781), (11163, 14067)]