31397145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2729}}^1$

素因数の和:2809

約数の個数: 32

約数和(自身を含む): 55036800

約数和(自身を除く): 23639655

約数列:

[1, 3, 5, 13, 15, 39, 59, 65, 177, 195, 295, 767, 885, 2301, 2729, 3835, 8187, 11505, 13645, 35477, 40935, 106431, 161011, 177385, 483033, 532155, 805055, 2093143, 2415165, 6279429, 10465715, 31397145]

約数ペア:

[(1, 31397145), (3, 10465715), (5, 6279429), (13, 2415165), (15, 2093143), (39, 805055), (59, 532155), (65, 483033), (177, 177385), (195, 161011), (295, 106431), (767, 40935), (885, 35477), (2301, 13645), (2729, 11505), (3835, 8187)]