42942890

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{28439}}^1$

素因数の和:28597

約数の個数: 16

約数和(自身を含む): 77811840

約数和(自身を除く): 34868950

約数列:

[1, 2, 5, 10, 151, 302, 755, 1510, 28439, 56878, 142195, 284390, 4294289, 8588578, 21471445, 42942890]

約数ペア:

[(1, 42942890), (2, 21471445), (5, 8588578), (10, 4294289), (151, 284390), (302, 142195), (755, 56878), (1510, 28439)]