28626525

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{2707}}^1$

素因数の和:2770

約数の個数: 36

約数和(自身を含む): 52383552

約数和(自身を除く): 23757027

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 141, 225, 235, 423, 705, 1175, 2115, 2707, 3525, 8121, 10575, 13535, 24363, 40605, 67675, 121815, 127229, 203025, 381687, 609075, 636145, 1145061, 1908435, 3180725, 5725305, 9542175, 28626525]

約数ペア:

[(1, 28626525), (3, 9542175), (5, 5725305), (9, 3180725), (15, 1908435), (25, 1145061), (45, 636145), (47, 609075), (75, 381687), (141, 203025), (225, 127229), (235, 121815), (423, 67675), (705, 40605), (1175, 24363), (2115, 13535), (2707, 10575), (3525, 8121)]