31907877

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{9839}}^1$

素因数の和:9912

約数の個数: 16

約数和(自身を含む): 45342720

約数和(自身を除く): 13434843

約数列:

[1, 3, 23, 47, 69, 141, 1081, 3243, 9839, 29517, 226297, 462433, 678891, 1387299, 10635959, 31907877]

約数ペア:

[(1, 31907877), (3, 10635959), (23, 1387299), (47, 678891), (69, 462433), (141, 226297), (1081, 29517), (3243, 9839)]