85293405

素因数分解:

$3^4\times 5^1\times {\mathrm{210601}}^1$

素因数の和:210618

約数の個数: 20

約数和(自身を含む): 152897052

約数和(自身を除く): 67603647

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 210601, 631803, 1053005, 1895409, 3159015, 5686227, 9477045, 17058681, 28431135, 85293405]

約数ペア:

[(1, 85293405), (3, 28431135), (5, 17058681), (9, 9477045), (15, 5686227), (27, 3159015), (45, 1895409), (81, 1053005), (135, 631803), (405, 210601)]