72318463

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:236

約数の個数: 32

約数和(自身を含む): 89856000

約数和(自身を除く): 17537537

約数列:

[1, 7, 23, 49, 89, 103, 161, 343, 623, 721, 1127, 2047, 2369, 4361, 5047, 7889, 9167, 14329, 16583, 30527, 35329, 64169, 100303, 116081, 210841, 449183, 702121, 812567, 1475887, 3144281, 10331209, 72318463]

約数ペア:

[(1, 72318463), (7, 10331209), (23, 3144281), (49, 1475887), (89, 812567), (103, 702121), (161, 449183), (343, 210841), (623, 116081), (721, 100303), (1127, 64169), (2047, 35329), (2369, 30527), (4361, 16583), (5047, 14329), (7889, 9167)]