31478577

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{601}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 48545280

約数和(自身を除く): 17066703

約数列:

[1, 3, 13, 17, 39, 51, 79, 221, 237, 601, 663, 1027, 1343, 1803, 3081, 4029, 7813, 10217, 17459, 23439, 30651, 47479, 52377, 132821, 142437, 398463, 617227, 807143, 1851681, 2421429, 10492859, 31478577]

約数ペア:

[(1, 31478577), (3, 10492859), (13, 2421429), (17, 1851681), (39, 807143), (51, 617227), (79, 398463), (221, 142437), (237, 132821), (601, 52377), (663, 47479), (1027, 30651), (1343, 23439), (1803, 17459), (3081, 10217), (4029, 7813)]