201514821

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{479}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 291548160

約数和(自身を除く): 90033339

約数列:

[1, 3, 17, 51, 73, 113, 219, 339, 479, 1241, 1437, 1921, 3723, 5763, 8143, 8249, 24429, 24747, 34967, 54127, 104901, 140233, 162381, 420699, 594439, 920159, 1783317, 2760477, 3951271, 11853813, 67171607, 201514821]

約数ペア:

[(1, 201514821), (3, 67171607), (17, 11853813), (51, 3951271), (73, 2760477), (113, 1783317), (219, 920159), (339, 594439), (479, 420699), (1241, 162381), (1437, 140233), (1921, 104901), (3723, 54127), (5763, 34967), (8143, 24747), (8249, 24429)]