220103775

素因数分解:

$3^2\times 5^2\times {\mathrm{978239}}^1$

素因数の和:978255

約数の個数: 18

約数和(自身を含む): 394230720

約数和(自身を除く): 174126945

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 978239, 2934717, 4891195, 8804151, 14673585, 24455975, 44020755, 73367925, 220103775]

約数ペア:

[(1, 220103775), (3, 73367925), (5, 44020755), (9, 24455975), (15, 14673585), (25, 8804151), (45, 4891195), (75, 2934717), (225, 978239)]