855990915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{337669}}^1$

素因数の和:337703

約数の個数: 24

約数和(自身を含む): 1483046640

約数和(自身を除く): 627055725

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 337669, 1013007, 1688345, 4389697, 5065035, 13169091, 21948485, 57066061, 65845455, 171198183, 285330305, 855990915]

約数ペア:

[(1, 855990915), (3, 285330305), (5, 171198183), (13, 65845455), (15, 57066061), (39, 21948485), (65, 13169091), (169, 5065035), (195, 4389697), (507, 1688345), (845, 1013007), (2535, 337669)]