8640814

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{241}}^1$

素因数の和:460

約数の個数: 32

約数和(自身を含む): 16099776

約数和(自身を除く): 7458962

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 197, 241, 394, 482, 1379, 1687, 2561, 2758, 3133, 3374, 5122, 6266, 17927, 21931, 35854, 43862, 47477, 94954, 332339, 617201, 664678, 1234402, 4320407, 8640814]

約数ペア:

[(1, 8640814), (2, 4320407), (7, 1234402), (13, 664678), (14, 617201), (26, 332339), (91, 94954), (182, 47477), (197, 43862), (241, 35854), (394, 21931), (482, 17927), (1379, 6266), (1687, 5122), (2561, 3374), (2758, 3133)]