86908419

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{57139}}^1$

素因数の和:57171

約数の個数: 18

約数和(自身を含む): 135936060

約数和(自身を除く): 49027641

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 57139, 171417, 514251, 742807, 2228421, 6685263, 9656491, 28969473, 86908419]

約数ペア:

[(1, 86908419), (3, 28969473), (9, 9656491), (13, 6685263), (39, 2228421), (117, 742807), (169, 514251), (507, 171417), (1521, 57139)]