31494729

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{479}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 50135040

約数和(自身を除く): 18640311

約数列:

[1, 3, 7, 21, 31, 93, 101, 217, 303, 479, 651, 707, 1437, 2121, 3131, 3353, 9393, 10059, 14849, 21917, 44547, 48379, 65751, 103943, 145137, 311829, 338653, 1015959, 1499749, 4499247, 10498243, 31494729]

約数ペア:

[(1, 31494729), (3, 10498243), (7, 4499247), (21, 1499749), (31, 1015959), (93, 338653), (101, 311829), (217, 145137), (303, 103943), (479, 65751), (651, 48379), (707, 44547), (1437, 21917), (2121, 14849), (3131, 10059), (3353, 9393)]