203945355

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{28867}}^1$

素因数の和:29035

約数の個数: 24

約数和(自身を含む): 355769232

約数和(自身を除く): 151823877

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 1413, 2355, 7065, 28867, 86601, 144335, 259803, 433005, 1299015, 4532119, 13596357, 22660595, 40789071, 67981785, 203945355]

約数ペア:

[(1, 203945355), (3, 67981785), (5, 40789071), (9, 22660595), (15, 13596357), (45, 4532119), (157, 1299015), (471, 433005), (785, 259803), (1413, 144335), (2355, 86601), (7065, 28867)]