81067847

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 101606400

約数和(自身を除く): 20538553

約数列:

[1, 7, 23, 29, 97, 161, 179, 203, 667, 679, 1253, 2231, 2813, 4117, 4669, 5191, 15617, 17363, 19691, 28819, 36337, 64699, 119393, 121541, 399349, 452893, 503527, 835751, 2795443, 3524689, 11581121, 81067847]

約数ペア:

[(1, 81067847), (7, 11581121), (23, 3524689), (29, 2795443), (97, 835751), (161, 503527), (179, 452893), (203, 399349), (667, 121541), (679, 119393), (1253, 64699), (2231, 36337), (2813, 28819), (4117, 19691), (4669, 17363), (5191, 15617)]