42881253

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{503}}^1$

素因数の和:844

約数の個数: 16

約数和(自身を含む): 57972096

約数和(自身を除く): 15090843

約数列:

[1, 3, 157, 181, 471, 503, 543, 1509, 28417, 78971, 85251, 91043, 236913, 273129, 14293751, 42881253]

約数ペア:

[(1, 42881253), (3, 14293751), (157, 273129), (181, 236913), (471, 91043), (503, 85251), (543, 78971), (1509, 28417)]