31618431

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{10009}}^1$

素因数の和:10037

約数の個数: 24

約数和(自身を含む): 51010960

約数和(自身を除く): 19392529

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 10009, 30027, 90081, 130117, 270243, 390351, 810729, 1171053, 2432187, 3513159, 10539477, 31618431]

約数ペア:

[(1, 31618431), (3, 10539477), (9, 3513159), (13, 2432187), (27, 1171053), (39, 810729), (81, 390351), (117, 270243), (243, 130117), (351, 90081), (1053, 30027), (3159, 10009)]