12858395

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{601}}^1$

素因数の和:1006

約数の個数: 16

約数和(自身を含む): 16904160

約数和(自身を除く): 4045765

約数列:

[1, 5, 11, 55, 389, 601, 1945, 3005, 4279, 6611, 21395, 33055, 233789, 1168945, 2571679, 12858395]

約数ペア:

[(1, 12858395), (5, 2571679), (11, 1168945), (55, 233789), (389, 33055), (601, 21395), (1945, 6611), (3005, 4279)]