81941205

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{1193}}^1$

素因数の和:1461

約数の個数: 32

約数和(自身を含む): 138695040

約数和(自身を除く): 56753835

約数列:

[1, 3, 5, 15, 19, 57, 95, 241, 285, 723, 1193, 1205, 3579, 3615, 4579, 5965, 13737, 17895, 22667, 22895, 68001, 68685, 113335, 287513, 340005, 862539, 1437565, 4312695, 5462747, 16388241, 27313735, 81941205]

約数ペア:

[(1, 81941205), (3, 27313735), (5, 16388241), (15, 5462747), (19, 4312695), (57, 1437565), (95, 862539), (241, 340005), (285, 287513), (723, 113335), (1193, 68685), (1205, 68001), (3579, 22895), (3615, 22667), (4579, 17895), (5965, 13737)]