1197585

素因数分解:

$3^4\times 5^1\times {\mathrm{2957}}^1$

素因数の和:2974

約数の個数: 20

約数和(自身を含む): 2147508

約数和(自身を除く): 949923

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 2957, 8871, 14785, 26613, 44355, 79839, 133065, 239517, 399195, 1197585]

約数ペア:

[(1, 1197585), (3, 399195), (5, 239517), (9, 133065), (15, 79839), (27, 44355), (45, 26613), (81, 14785), (135, 8871), (405, 2957)]