87661305

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15101}}^1$

素因数の和:15158

約数の個数: 32

約数和(自身を含む): 159477120

約数和(自身を除く): 71815815

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 5805, 15101, 45303, 75505, 135909, 226515, 407727, 649343, 679545, 1948029, 2038635, 3246715, 5844087, 9740145, 17532261, 29220435, 87661305]

約数ペア:

[(1, 87661305), (3, 29220435), (5, 17532261), (9, 9740145), (15, 5844087), (27, 3246715), (43, 2038635), (45, 1948029), (129, 679545), (135, 649343), (215, 407727), (387, 226515), (645, 135909), (1161, 75505), (1935, 45303), (5805, 15101)]