30661215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1621}}^1$

素因数の和:1739

約数の個数: 32

約数和(自身を含む): 53409216

約数和(自身を除く): 22748001

約数列:

[1, 3, 5, 13, 15, 39, 65, 97, 195, 291, 485, 1261, 1455, 1621, 3783, 4863, 6305, 8105, 18915, 21073, 24315, 63219, 105365, 157237, 316095, 471711, 786185, 2044081, 2358555, 6132243, 10220405, 30661215]

約数ペア:

[(1, 30661215), (3, 10220405), (5, 6132243), (13, 2358555), (15, 2044081), (39, 786185), (65, 471711), (97, 316095), (195, 157237), (291, 105365), (485, 63219), (1261, 24315), (1455, 21073), (1621, 18915), (3783, 8105), (4863, 6305)]