28125018

素因数分解:

$2^1\times 3^2\times {\mathrm{1201}}^1\times {\mathrm{1301}}^1$

素因数の和:2510

約数の個数: 24

約数和(自身を含む): 61035156

約数和(自身を除く): 32910138

約数列:

[1, 2, 3, 6, 9, 18, 1201, 1301, 2402, 2602, 3603, 3903, 7206, 7806, 10809, 11709, 21618, 23418, 1562501, 3125002, 4687503, 9375006, 14062509, 28125018]

約数ペア:

[(1, 28125018), (2, 14062509), (3, 9375006), (6, 4687503), (9, 3125002), (18, 1562501), (1201, 23418), (1301, 21618), (2402, 11709), (2602, 10809), (3603, 7806), (3903, 7206)]