505291969

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1609}}^1$

素因数の和:1682

約数の個数: 48

約数和(自身を含む): 693781200

約数和(自身を除く): 188489231

約数列:

[1, 7, 13, 17, 29, 49, 91, 119, 203, 221, 377, 493, 637, 833, 1421, 1547, 1609, 2639, 3451, 6409, 10829, 11263, 18473, 20917, 24157, 27353, 44863, 46661, 78841, 146419, 191471, 314041, 326627, 355589, 606593, 793237, 1024933, 1340297, 2286389, 2489123, 4246151, 5552659, 10312081, 17423861, 29723057, 38868613, 72184567, 505291969]

約数ペア:

[(1, 505291969), (7, 72184567), (13, 38868613), (17, 29723057), (29, 17423861), (49, 10312081), (91, 5552659), (119, 4246151), (203, 2489123), (221, 2286389), (377, 1340297), (493, 1024933), (637, 793237), (833, 606593), (1421, 355589), (1547, 326627), (1609, 314041), (2639, 191471), (3451, 146419), (6409, 78841), (10829, 46661), (11263, 44863), (18473, 27353), (20917, 24157)]