257198070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{8573269}}^1$

素因数の和:8573279

約数の個数: 16

約数和(自身を含む): 617275440

約数和(自身を除く): 360077370

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 8573269, 17146538, 25719807, 42866345, 51439614, 85732690, 128599035, 257198070]

約数ペア:

[(1, 257198070), (2, 128599035), (3, 85732690), (5, 51439614), (6, 42866345), (10, 25719807), (15, 17146538), (30, 8573269)]