248390038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{142589}}^1$

素因数の和:142671

約数の個数: 16

約数和(自身を含む): 407237040

約数和(自身を除く): 158847002

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 142589, 285178, 1853657, 3707314, 9553463, 19106926, 124195019, 248390038]

約数ペア:

[(1, 248390038), (2, 124195019), (13, 19106926), (26, 9553463), (67, 3707314), (134, 1853657), (871, 285178), (1742, 142589)]