28880535

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3061}}^1$

素因数の和:3123

約数の個数: 32

約数和(自身を含む): 50265792

約数和(自身を除く): 21385257

約数列:

[1, 3, 5, 15, 17, 37, 51, 85, 111, 185, 255, 555, 629, 1887, 3061, 3145, 9183, 9435, 15305, 45915, 52037, 113257, 156111, 260185, 339771, 566285, 780555, 1698855, 1925369, 5776107, 9626845, 28880535]

約数ペア:

[(1, 28880535), (3, 9626845), (5, 5776107), (15, 1925369), (17, 1698855), (37, 780555), (51, 566285), (85, 339771), (111, 260185), (185, 156111), (255, 113257), (555, 52037), (629, 45915), (1887, 15305), (3061, 9435), (3145, 9183)]