7122219

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 10881024

約数和(自身を除く): 3758805

約数列:

[1, 3, 13, 31, 39, 43, 93, 129, 137, 403, 411, 559, 1209, 1333, 1677, 1781, 3999, 4247, 5343, 5891, 12741, 17329, 17673, 51987, 55211, 76583, 165633, 182621, 229749, 547863, 2374073, 7122219]

約数ペア:

[(1, 7122219), (3, 2374073), (13, 547863), (31, 229749), (39, 182621), (43, 165633), (93, 76583), (129, 55211), (137, 51987), (403, 17673), (411, 17329), (559, 12741), (1209, 5891), (1333, 5343), (1677, 4247), (1781, 3999)]