211157217

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{1103}}^1$

素因数の和:1437

約数の個数: 24

約数和(自身を含む): 310003200

約数和(自身を除く): 98845983

約数列:

[1, 3, 9, 89, 239, 267, 717, 801, 1103, 2151, 3309, 9927, 21271, 63813, 98167, 191439, 263617, 294501, 790851, 883503, 2372553, 23461913, 70385739, 211157217]

約数ペア:

[(1, 211157217), (3, 70385739), (9, 23461913), (89, 2372553), (239, 883503), (267, 790851), (717, 294501), (801, 263617), (1103, 191439), (2151, 98167), (3309, 63813), (9927, 21271)]