204889785

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{8887}}^1$

素因数の和:8977

約数の個数: 32

約数和(自身を含む): 345565440

約数和(自身を除く): 140675655

約数列:

[1, 3, 5, 15, 29, 53, 87, 145, 159, 265, 435, 795, 1537, 4611, 7685, 8887, 23055, 26661, 44435, 133305, 257723, 471011, 773169, 1288615, 1413033, 2355055, 3865845, 7065165, 13659319, 40977957, 68296595, 204889785]

約数ペア:

[(1, 204889785), (3, 68296595), (5, 40977957), (15, 13659319), (29, 7065165), (53, 3865845), (87, 2355055), (145, 1413033), (159, 1288615), (265, 773169), (435, 471011), (795, 257723), (1537, 133305), (4611, 44435), (7685, 26661), (8887, 23055)]