279565624

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{37861}}^1$

素因数の和:37951

約数の個数: 32

約数和(自身を含む): 572473440

約数和(自身を除く): 292907816

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 3692, 7384, 37861, 75722, 151444, 302888, 492193, 984386, 1968772, 2688131, 3937544, 5376262, 10752524, 21505048, 34945703, 69891406, 139782812, 279565624]

約数ペア:

[(1, 279565624), (2, 139782812), (4, 69891406), (8, 34945703), (13, 21505048), (26, 10752524), (52, 5376262), (71, 3937544), (104, 2688131), (142, 1968772), (284, 984386), (568, 492193), (923, 302888), (1846, 151444), (3692, 75722), (7384, 37861)]