30728385

素因数分解:

$3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2063}}^1$

素因数の和:2405

約数の個数: 24

約数和(自身を含む): 53449344

約数和(自身を除く): 22720959

約数列:

[1, 3, 5, 9, 15, 45, 331, 993, 1655, 2063, 2979, 4965, 6189, 10315, 14895, 18567, 30945, 92835, 682853, 2048559, 3414265, 6145677, 10242795, 30728385]

約数ペア:

[(1, 30728385), (3, 10242795), (5, 6145677), (9, 3414265), (15, 2048559), (45, 682853), (331, 92835), (993, 30945), (1655, 18567), (2063, 14895), (2979, 10315), (4965, 6189)]