71406772

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{823}}^1$

素因数の和:1135

約数の個数: 24

約数和(自身を含む): 126896000

約数和(自身を除く): 55489228

約数列:

[1, 2, 4, 109, 199, 218, 398, 436, 796, 823, 1646, 3292, 21691, 43382, 86764, 89707, 163777, 179414, 327554, 358828, 655108, 17851693, 35703386, 71406772]

約数ペア:

[(1, 71406772), (2, 35703386), (4, 17851693), (109, 655108), (199, 358828), (218, 327554), (398, 179414), (436, 163777), (796, 89707), (823, 86764), (1646, 43382), (3292, 21691)]