31859091

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 52835328

約数和(自身を除く): 20976237

約数列:

[1, 3, 9, 11, 33, 41, 47, 99, 123, 141, 167, 369, 423, 451, 501, 517, 1353, 1503, 1551, 1837, 1927, 4059, 4653, 5511, 5781, 6847, 7849, 16533, 17343, 20541, 21197, 23547, 61623, 63591, 70641, 75317, 86339, 190773, 225951, 259017, 321809, 677853, 777051, 965427, 2896281, 3539899, 10619697, 31859091]

約数ペア:

[(1, 31859091), (3, 10619697), (9, 3539899), (11, 2896281), (33, 965427), (41, 777051), (47, 677853), (99, 321809), (123, 259017), (141, 225951), (167, 190773), (369, 86339), (423, 75317), (451, 70641), (501, 63591), (517, 61623), (1353, 23547), (1503, 21197), (1551, 20541), (1837, 17343), (1927, 16533), (4059, 7849), (4653, 6847), (5511, 5781)]