30728685

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4259}}^1$

素因数の和:4317

約数の個数: 32

約数和(自身を含む): 54391680

約数和(自身を除く): 23662995

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 4259, 7215, 12777, 21295, 55367, 63885, 157583, 166101, 276835, 472749, 787915, 830505, 2048579, 2363745, 6145737, 10242895, 30728685]

約数ペア:

[(1, 30728685), (3, 10242895), (5, 6145737), (13, 2363745), (15, 2048579), (37, 830505), (39, 787915), (65, 472749), (111, 276835), (185, 166101), (195, 157583), (481, 63885), (555, 55367), (1443, 21295), (2405, 12777), (4259, 7215)]