39604545

素因数分解:

$3^4\times 5^1\times {\mathrm{97789}}^1$

素因数の和:97806

約数の個数: 20

約数和(自身を含む): 70995540

約数和(自身を除く): 31390995

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 97789, 293367, 488945, 880101, 1466835, 2640303, 4400505, 7920909, 13201515, 39604545]

約数ペア:

[(1, 39604545), (3, 13201515), (5, 7920909), (9, 4400505), (15, 2640303), (27, 1466835), (45, 880101), (81, 488945), (135, 293367), (405, 97789)]