3987386

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:326

約数の個数: 24

約数和(自身を含む): 6640704

約数和(自身を除く): 2653318

約数列:

[1, 2, 13, 26, 47, 94, 169, 251, 338, 502, 611, 1222, 3263, 6526, 7943, 11797, 15886, 23594, 42419, 84838, 153361, 306722, 1993693, 3987386]

約数ペア:

[(1, 3987386), (2, 1993693), (13, 306722), (26, 153361), (47, 84838), (94, 42419), (169, 23594), (251, 15886), (338, 11797), (502, 7943), (611, 6526), (1222, 3263)]