645086

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{577}}^1$

素因数の和:635

約数の個数: 16

約数和(自身を含む): 1068144

約数和(自身を除く): 423058

約数列:

[1, 2, 13, 26, 43, 86, 559, 577, 1118, 1154, 7501, 15002, 24811, 49622, 322543, 645086]

約数ペア:

[(1, 645086), (2, 322543), (13, 49622), (26, 24811), (43, 15002), (86, 7501), (559, 1154), (577, 1118)]