7278986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 13257216

約数和(自身を除く): 5978230

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 143, 286, 341, 403, 682, 806, 821, 1642, 4433, 8866, 9031, 10673, 18062, 21346, 25451, 50902, 117403, 234806, 279961, 330863, 559922, 661726, 3639493, 7278986]

約数ペア:

[(1, 7278986), (2, 3639493), (11, 661726), (13, 559922), (22, 330863), (26, 279961), (31, 234806), (62, 117403), (143, 50902), (286, 25451), (341, 21346), (403, 18062), (682, 10673), (806, 9031), (821, 8866), (1642, 4433)]