12821418701

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{57251}}^1$

素因数の和:57401

約数の個数: 32

約数和(自身を含む): 16620484608

約数和(自身を除く): 3799065907

約数列:

[1, 7, 13, 23, 91, 107, 161, 299, 749, 1391, 2093, 2461, 9737, 17227, 31993, 57251, 223951, 400757, 744263, 1316773, 5209841, 6125857, 9217411, 17118049, 42880999, 79636141, 119826343, 140894711, 557452987, 986262977, 1831631243, 12821418701]

約数ペア:

[(1, 12821418701), (7, 1831631243), (13, 986262977), (23, 557452987), (91, 140894711), (107, 119826343), (161, 79636141), (299, 42880999), (749, 17118049), (1391, 9217411), (2093, 6125857), (2461, 5209841), (9737, 1316773), (17227, 744263), (31993, 400757), (57251, 223951)]