140972221

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 166699008

約数和(自身を除く): 25726787

約数列:

[1, 13, 23, 31, 67, 227, 299, 403, 713, 871, 1541, 2077, 2951, 5221, 7037, 9269, 15209, 20033, 27001, 47771, 67873, 91481, 161851, 197717, 349807, 471479, 621023, 2104063, 4547491, 6129227, 10844017, 140972221]

約数ペア:

[(1, 140972221), (13, 10844017), (23, 6129227), (31, 4547491), (67, 2104063), (227, 621023), (299, 471479), (403, 349807), (713, 197717), (871, 161851), (1541, 91481), (2077, 67873), (2951, 47771), (5221, 27001), (7037, 20033), (9269, 15209)]