205476687

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2633}}^1$

素因数の和:2704

約数の個数: 48

約数和(自身を含む): 345159360

約数和(自身を除く): 139682673

約数列:

[1, 3, 9, 13, 23, 29, 39, 69, 87, 117, 207, 261, 299, 377, 667, 897, 1131, 2001, 2633, 2691, 3393, 6003, 7899, 8671, 23697, 26013, 34229, 60559, 76357, 78039, 102687, 181677, 229071, 308061, 545031, 687213, 787267, 992641, 1756211, 2361801, 2977923, 5268633, 7085403, 8933769, 15805899, 22830743, 68492229, 205476687]

約数ペア:

[(1, 205476687), (3, 68492229), (9, 22830743), (13, 15805899), (23, 8933769), (29, 7085403), (39, 5268633), (69, 2977923), (87, 2361801), (117, 1756211), (207, 992641), (261, 787267), (299, 687213), (377, 545031), (667, 308061), (897, 229071), (1131, 181677), (2001, 102687), (2633, 78039), (2691, 76357), (3393, 60559), (6003, 34229), (7899, 26013), (8671, 23697)]