86879858

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{401}}^1\times {\mathrm{641}}^1$

素因数の和:1070

約数の個数: 24

約数和(自身を含む): 141688116

約数和(自身を除く): 54808258

約数列:

[1, 2, 13, 26, 169, 338, 401, 641, 802, 1282, 5213, 8333, 10426, 16666, 67769, 108329, 135538, 216658, 257041, 514082, 3341533, 6683066, 43439929, 86879858]

約数ペア:

[(1, 86879858), (2, 43439929), (13, 6683066), (26, 3341533), (169, 514082), (338, 257041), (401, 216658), (641, 135538), (802, 108329), (1282, 67769), (5213, 16666), (8333, 10426)]