128791746

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{193381}}^1$

素因数の和:193426

約数の個数: 24

約数和(自身を含む): 286592124

約数和(自身を除く): 157800378

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 193381, 386762, 580143, 1160286, 1740429, 3480858, 7155097, 14310194, 21465291, 42930582, 64395873, 128791746]

約数ペア:

[(1, 128791746), (2, 64395873), (3, 42930582), (6, 21465291), (9, 14310194), (18, 7155097), (37, 3480858), (74, 1740429), (111, 1160286), (222, 580143), (333, 386762), (666, 193381)]