81597273

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{6521}}^1$

素因数の和:6664

約数の個数: 16

約数和(自身を含む): 112491456

約数和(自身を除く): 30894183

約数列:

[1, 3, 43, 97, 129, 291, 4171, 6521, 12513, 19563, 280403, 632537, 841209, 1897611, 27199091, 81597273]

約数ペア:

[(1, 81597273), (3, 27199091), (43, 1897611), (97, 841209), (129, 632537), (291, 280403), (4171, 19563), (6521, 12513)]