668948907

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{389}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 1032145920

約数和(自身を除く): 363197013

約数列:

[1, 3, 11, 31, 33, 41, 93, 123, 341, 389, 451, 1023, 1167, 1271, 1353, 1681, 3813, 4279, 5043, 12059, 12837, 13981, 15949, 18491, 36177, 41943, 47847, 52111, 55473, 132649, 156333, 175439, 397947, 494419, 526317, 573221, 653909, 1483257, 1719663, 1961727, 5438609, 7192999, 16315827, 20271179, 21578997, 60813537, 222982969, 668948907]

約数ペア:

[(1, 668948907), (3, 222982969), (11, 60813537), (31, 21578997), (33, 20271179), (41, 16315827), (93, 7192999), (123, 5438609), (341, 1961727), (389, 1719663), (451, 1483257), (1023, 653909), (1167, 573221), (1271, 526317), (1353, 494419), (1681, 397947), (3813, 175439), (4279, 156333), (5043, 132649), (12059, 55473), (12837, 52111), (13981, 47847), (15949, 41943), (18491, 36177)]