72856329

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2591}}^1$

素因数の和:2717

約数の個数: 32

約数和(自身を含む): 120766464

約数和(自身を除く): 47910135

約数列:

[1, 3, 7, 13, 21, 39, 91, 103, 273, 309, 721, 1339, 2163, 2591, 4017, 7773, 9373, 18137, 28119, 33683, 54411, 101049, 235781, 266873, 707343, 800619, 1868111, 3469349, 5604333, 10408047, 24285443, 72856329]

約数ペア:

[(1, 72856329), (3, 24285443), (7, 10408047), (13, 5604333), (21, 3469349), (39, 1868111), (91, 800619), (103, 707343), (273, 266873), (309, 235781), (721, 101049), (1339, 54411), (2163, 33683), (2591, 28119), (4017, 18137), (7773, 9373)]