128918502

素因数分解:

$2^1\times 3^2\times {\mathrm{509}}^1\times {\mathrm{14071}}^1$

素因数の和:14588

約数の個数: 24

約数和(自身を含む): 279892080

約数和(自身を除く): 150973578

約数列:

[1, 2, 3, 6, 9, 18, 509, 1018, 1527, 3054, 4581, 9162, 14071, 28142, 42213, 84426, 126639, 253278, 7162139, 14324278, 21486417, 42972834, 64459251, 128918502]

約数ペア:

[(1, 128918502), (2, 64459251), (3, 42972834), (6, 21486417), (9, 14324278), (18, 7162139), (509, 253278), (1018, 126639), (1527, 84426), (3054, 42213), (4581, 28142), (9162, 14071)]