81223954

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{5407}}^1$

素因数の和:5482

約数の個数: 32

約数和(自身を含む): 147962880

約数和(自身を除く): 66738926

約数列:

[1, 2, 7, 14, 29, 37, 58, 74, 203, 259, 406, 518, 1073, 2146, 5407, 7511, 10814, 15022, 37849, 75698, 156803, 200059, 313606, 400118, 1097621, 1400413, 2195242, 2800826, 5801711, 11603422, 40611977, 81223954]

約数ペア:

[(1, 81223954), (2, 40611977), (7, 11603422), (14, 5801711), (29, 2800826), (37, 2195242), (58, 1400413), (74, 1097621), (203, 400118), (259, 313606), (406, 200059), (518, 156803), (1073, 75698), (2146, 37849), (5407, 15022), (7511, 10814)]