71344816

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{66553}}^1$

素因数の和:66628

約数の個数: 20

約数和(自身を含む): 140295832

約数和(自身を除く): 68951016

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 66553, 133106, 266212, 532424, 1064848, 4459051, 8918102, 17836204, 35672408, 71344816]

約数ペア:

[(1, 71344816), (2, 35672408), (4, 17836204), (8, 8918102), (16, 4459051), (67, 1064848), (134, 532424), (268, 266212), (536, 133106), (1072, 66553)]