67408978

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21787}}^1$

素因数の和:21826

約数の個数: 32

約数和(自身を含む): 131773824

約数和(自身を除く): 64364846

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 21787, 43574, 152509, 283231, 305018, 370379, 566462, 740758, 1982617, 2592653, 3965234, 4814927, 5185306, 9629854, 33704489, 67408978]

約数ペア:

[(1, 67408978), (2, 33704489), (7, 9629854), (13, 5185306), (14, 4814927), (17, 3965234), (26, 2592653), (34, 1982617), (91, 740758), (119, 566462), (182, 370379), (221, 305018), (238, 283231), (442, 152509), (1547, 43574), (3094, 21787)]