128556342

素因数分解:

$2^1\times 3^3\times {\mathrm{2380673}}^1$

素因数の和:2380684

約数の個数: 16

約数和(自身を含む): 285680880

約数和(自身を除く): 157124538

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 2380673, 4761346, 7142019, 14284038, 21426057, 42852114, 64278171, 128556342]

約数ペア:

[(1, 128556342), (2, 64278171), (3, 42852114), (6, 21426057), (9, 14284038), (18, 7142019), (27, 4761346), (54, 2380673)]