1180257

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 1729728

約数和(自身を除く): 549471

約数列:

[1, 3, 13, 39, 53, 159, 571, 689, 1713, 2067, 7423, 22269, 30263, 90789, 393419, 1180257]

約数ペア:

[(1, 1180257), (3, 393419), (13, 90789), (39, 30263), (53, 22269), (159, 7423), (571, 2067), (689, 1713)]