31340805

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 51349248

約数和(自身を除く): 20008443

約数列:

[1, 3, 5, 15, 101, 137, 151, 303, 411, 453, 505, 685, 755, 1515, 2055, 2265, 13837, 15251, 20687, 41511, 45753, 62061, 69185, 76255, 103435, 207555, 228765, 310305, 2089387, 6268161, 10446935, 31340805]

約数ペア:

[(1, 31340805), (3, 10446935), (5, 6268161), (15, 2089387), (101, 310305), (137, 228765), (151, 207555), (303, 103435), (411, 76255), (453, 69185), (505, 62061), (685, 45753), (755, 41511), (1515, 20687), (2055, 15251), (2265, 13837)]