31140447

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{3613}}^1$

素因数の和:3659

約数の個数: 24

約数和(自身を含む): 47618064

約数和(自身を除く): 16477617

約数列:

[1, 3, 13, 17, 39, 51, 169, 221, 507, 663, 2873, 3613, 8619, 10839, 46969, 61421, 140907, 184263, 610597, 798473, 1831791, 2395419, 10380149, 31140447]

約数ペア:

[(1, 31140447), (3, 10380149), (13, 2395419), (17, 1831791), (39, 798473), (51, 610597), (169, 184263), (221, 140907), (507, 61421), (663, 46969), (2873, 10839), (3613, 8619)]