68872401

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{45281}}^1$

素因数の和:45313

約数の個数: 18

約数和(自身を含む): 107725878

約数和(自身を除く): 38853477

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 45281, 135843, 407529, 588653, 1765959, 5297877, 7652489, 22957467, 68872401]

約数ペア:

[(1, 68872401), (3, 22957467), (9, 7652489), (13, 5297877), (39, 1765959), (117, 588653), (169, 407529), (507, 135843), (1521, 45281)]