1557996879

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 2143283904

約数和(自身を除く): 585287025

約数列:

[1, 3, 73, 113, 157, 219, 339, 401, 471, 1203, 8249, 11461, 17741, 24747, 29273, 34383, 45313, 53223, 62957, 87819, 135939, 188871, 1295093, 3307849, 3885279, 4595861, 7114141, 9923547, 13787583, 21342423, 519332293, 1557996879]

約数ペア:

[(1, 1557996879), (3, 519332293), (73, 21342423), (113, 13787583), (157, 9923547), (219, 7114141), (339, 4595861), (401, 3885279), (471, 3307849), (1203, 1295093), (8249, 188871), (11461, 135939), (17741, 87819), (24747, 62957), (29273, 53223), (34383, 45313)]