28854475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1889}}^1$

素因数の和:1959

約数の個数: 24

約数和(自身を含む): 39372480

約数和(自身を除く): 10518005

約数列:

[1, 5, 13, 25, 47, 65, 235, 325, 611, 1175, 1889, 3055, 9445, 15275, 24557, 47225, 88783, 122785, 443915, 613925, 1154179, 2219575, 5770895, 28854475]

約数ペア:

[(1, 28854475), (5, 5770895), (13, 2219575), (25, 1154179), (47, 613925), (65, 443915), (235, 122785), (325, 88783), (611, 47225), (1175, 24557), (1889, 15275), (3055, 9445)]