123437912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{20117}}^1$

素因数の和:20195

約数の個数: 32

約数和(自身を含む): 253486800

約数和(自身を除く): 130048888

約数列:

[1, 2, 4, 8, 13, 26, 52, 59, 104, 118, 236, 472, 767, 1534, 3068, 6136, 20117, 40234, 80468, 160936, 261521, 523042, 1046084, 1186903, 2092168, 2373806, 4747612, 9495224, 15429739, 30859478, 61718956, 123437912]

約数ペア:

[(1, 123437912), (2, 61718956), (4, 30859478), (8, 15429739), (13, 9495224), (26, 4747612), (52, 2373806), (59, 2092168), (104, 1186903), (118, 1046084), (236, 523042), (472, 261521), (767, 160936), (1534, 80468), (3068, 40234), (6136, 20117)]