8888971

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 11870208

約数和(自身を除く): 2981237

約数列:

[1, 7, 13, 23, 31, 91, 137, 161, 217, 299, 403, 713, 959, 1781, 2093, 2821, 3151, 4247, 4991, 9269, 12467, 22057, 29729, 40963, 55211, 64883, 97681, 286741, 386477, 683767, 1269853, 8888971]

約数ペア:

[(1, 8888971), (7, 1269853), (13, 683767), (23, 386477), (31, 286741), (91, 97681), (137, 64883), (161, 55211), (217, 40963), (299, 29729), (403, 22057), (713, 12467), (959, 9269), (1781, 4991), (2093, 4247), (2821, 3151)]