129231608

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{20117}}^1$

素因数の和:20207

約数の個数: 32

約数和(自身を含む): 267971760

約数和(自身を除く): 138740152

約数列:

[1, 2, 4, 8, 11, 22, 44, 73, 88, 146, 292, 584, 803, 1606, 3212, 6424, 20117, 40234, 80468, 160936, 221287, 442574, 885148, 1468541, 1770296, 2937082, 5874164, 11748328, 16153951, 32307902, 64615804, 129231608]

約数ペア:

[(1, 129231608), (2, 64615804), (4, 32307902), (8, 16153951), (11, 11748328), (22, 5874164), (44, 2937082), (73, 1770296), (88, 1468541), (146, 885148), (292, 442574), (584, 221287), (803, 160936), (1606, 80468), (3212, 40234), (6424, 20117)]