12684385

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2251}}^1$

素因数の和:2293

約数の個数: 24

約数和(自身を含む): 18484416

約数和(自身を除く): 5800031

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 2251, 5635, 11255, 15757, 51773, 78785, 110299, 258865, 362411, 551495, 1812055, 2536877, 12684385]

約数ペア:

[(1, 12684385), (5, 2536877), (7, 1812055), (23, 551495), (35, 362411), (49, 258865), (115, 110299), (161, 78785), (245, 51773), (805, 15757), (1127, 11255), (2251, 5635)]