71978608

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{346051}}^1$

素因数の和:346072

約数の個数: 20

約数和(自身を含む): 150186568

約数和(自身を除く): 78207960

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 346051, 692102, 1384204, 2768408, 4498663, 5536816, 8997326, 17994652, 35989304, 71978608]

約数ペア:

[(1, 71978608), (2, 35989304), (4, 17994652), (8, 8997326), (13, 5536816), (16, 4498663), (26, 2768408), (52, 1384204), (104, 692102), (208, 346051)]