664740696

素因数分解:

$2^3\times 3^1\times {\mathrm{1373}}^1\times {\mathrm{20173}}^1$

素因数の和:21555

約数の個数: 32

約数和(自身を含む): 1663144560

約数和(自身を除く): 998403864

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1373, 2746, 4119, 5492, 8238, 10984, 16476, 20173, 32952, 40346, 60519, 80692, 121038, 161384, 242076, 484152, 27697529, 55395058, 83092587, 110790116, 166185174, 221580232, 332370348, 664740696]

約数ペア:

[(1, 664740696), (2, 332370348), (3, 221580232), (4, 166185174), (6, 110790116), (8, 83092587), (12, 55395058), (24, 27697529), (1373, 484152), (2746, 242076), (4119, 161384), (5492, 121038), (8238, 80692), (10984, 60519), (16476, 40346), (20173, 32952)]