31382559

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{29803}}^1$

素因数の和:29828

約数の個数: 20

約数和(自身を含む): 50487976

約数和(自身を除く): 19105417

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 29803, 89409, 268227, 387439, 804681, 1162317, 2414043, 3486951, 10460853, 31382559]

約数ペア:

[(1, 31382559), (3, 10460853), (9, 3486951), (13, 2414043), (27, 1162317), (39, 804681), (81, 387439), (117, 268227), (351, 89409), (1053, 29803)]