81172296

素因数分解:

$2^3\times 3^2\times {\mathrm{1127393}}^1$

素因数の和:1127405

約数の個数: 24

約数和(自身を含む): 219841830

約数和(自身を除く): 138669534

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1127393, 2254786, 3382179, 4509572, 6764358, 9019144, 10146537, 13528716, 20293074, 27057432, 40586148, 81172296]

約数ペア:

[(1, 81172296), (2, 40586148), (3, 27057432), (4, 20293074), (6, 13528716), (8, 10146537), (9, 9019144), (12, 6764358), (18, 4509572), (24, 3382179), (36, 2254786), (72, 1127393)]