161067285

素因数分解:

$3^4\times 5^1\times {\mathrm{397697}}^1$

素因数の和:397714

約数の個数: 20

約数和(自身を含む): 288728748

約数和(自身を除く): 127661463

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 397697, 1193091, 1988485, 3579273, 5965455, 10737819, 17896365, 32213457, 53689095, 161067285]

約数ペア:

[(1, 161067285), (3, 53689095), (5, 32213457), (9, 17896365), (15, 10737819), (27, 5965455), (45, 3579273), (81, 1988485), (135, 1193091), (405, 397697)]