81456844

素因数分解:

$2^2\times 7^1\times {\mathrm{863}}^1\times {\mathrm{3371}}^1$

素因数の和:4245

約数の個数: 24

約数和(自身を含む): 163150848

約数和(自身を除く): 81694004

約数列:

[1, 2, 4, 7, 14, 28, 863, 1726, 3371, 3452, 6041, 6742, 12082, 13484, 23597, 24164, 47194, 94388, 2909173, 5818346, 11636692, 20364211, 40728422, 81456844]

約数ペア:

[(1, 81456844), (2, 40728422), (4, 20364211), (7, 11636692), (14, 5818346), (28, 2909173), (863, 94388), (1726, 47194), (3371, 24164), (3452, 23597), (6041, 13484), (6742, 12082)]