207873790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{2347}}^1$

素因数の和:2892

約数の個数: 32

約数和(自身を含む): 397112544

約数和(自身を除く): 189238754

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 521, 1042, 2347, 2605, 4694, 5210, 8857, 11735, 17714, 23470, 39899, 44285, 79798, 88570, 199495, 398990, 1222787, 2445574, 6113935, 12227870, 20787379, 41574758, 103936895, 207873790]

約数ペア:

[(1, 207873790), (2, 103936895), (5, 41574758), (10, 20787379), (17, 12227870), (34, 6113935), (85, 2445574), (170, 1222787), (521, 398990), (1042, 199495), (2347, 88570), (2605, 79798), (4694, 44285), (5210, 39899), (8857, 23470), (11735, 17714)]