645551955

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{131611}}^1$

素因数の和:131731

約数の個数: 24

約数和(自身を含む): 1129230960

約数和(自身を除く): 483679005

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905, 131611, 394833, 658055, 1184499, 1974165, 5922495, 14345599, 43036797, 71727995, 129110391, 215183985, 645551955]

約数ペア:

[(1, 645551955), (3, 215183985), (5, 129110391), (9, 71727995), (15, 43036797), (45, 14345599), (109, 5922495), (327, 1974165), (545, 1184499), (981, 658055), (1635, 394833), (4905, 131611)]