72906615

素因数分解:

$3^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1061}}^1$

素因数の和:1584

約数の個数: 32

約数和(自身を含む): 129988800

約数和(自身を除く): 57082185

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 509, 1061, 1527, 2545, 3183, 4581, 5305, 7635, 9549, 13743, 15915, 22905, 28647, 47745, 68715, 143235, 540049, 1620147, 2700245, 4860441, 8100735, 14581323, 24302205, 72906615]

約数ペア:

[(1, 72906615), (3, 24302205), (5, 14581323), (9, 8100735), (15, 4860441), (27, 2700245), (45, 1620147), (135, 540049), (509, 143235), (1061, 68715), (1527, 47745), (2545, 28647), (3183, 22905), (4581, 15915), (5305, 13743), (7635, 9549)]