897204195

素因数分解:

$3^4\times 5^1\times {\mathrm{2215319}}^1$

素因数の和:2215336

約数の個数: 20

約数和(自身を含む): 1608322320

約数和(自身を除く): 711118125

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 2215319, 6645957, 11076595, 19937871, 33229785, 59813613, 99689355, 179440839, 299068065, 897204195]

約数ペア:

[(1, 897204195), (3, 299068065), (5, 179440839), (9, 99689355), (15, 59813613), (27, 33229785), (45, 19937871), (81, 11076595), (135, 6645957), (405, 2215319)]