155868419

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{2797}}^1$

素因数の和:3242

約数の個数: 16

約数和(自身を含む): 188025600

約数和(自身を除く): 32157181

約数列:

[1, 7, 19, 133, 419, 2797, 2933, 7961, 19579, 53143, 55727, 372001, 1171943, 8203601, 22266917, 155868419]

約数ペア:

[(1, 155868419), (7, 22266917), (19, 8203601), (133, 1171943), (419, 372001), (2797, 55727), (2933, 53143), (7961, 19579)]