989848744

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{653}}^1\times {\mathrm{2129}}^1$

素因数の和:2877

約数の個数: 32

約数和(自身を含む): 1880577000

約数和(自身を除く): 890728256

約数列:

[1, 2, 4, 8, 89, 178, 356, 653, 712, 1306, 2129, 2612, 4258, 5224, 8516, 17032, 58117, 116234, 189481, 232468, 378962, 464936, 757924, 1390237, 1515848, 2780474, 5560948, 11121896, 123731093, 247462186, 494924372, 989848744]

約数ペア:

[(1, 989848744), (2, 494924372), (4, 247462186), (8, 123731093), (89, 11121896), (178, 5560948), (356, 2780474), (653, 1515848), (712, 1390237), (1306, 757924), (2129, 464936), (2612, 378962), (4258, 232468), (5224, 189481), (8516, 116234), (17032, 58117)]