229671981

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{17443}}^1$

素因数の和:17486

約数の個数: 48

約数和(自身を含む): 435402240

約数和(自身を除く): 205730259

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 133, 171, 209, 231, 399, 627, 693, 1197, 1463, 1881, 4389, 13167, 17443, 52329, 122101, 156987, 191873, 331417, 366303, 575619, 994251, 1098909, 1343111, 1726857, 2319919, 2982753, 3645587, 4029333, 6959757, 10936761, 12087999, 20879271, 25519109, 32810283, 76557327, 229671981]

約数ペア:

[(1, 229671981), (3, 76557327), (7, 32810283), (9, 25519109), (11, 20879271), (19, 12087999), (21, 10936761), (33, 6959757), (57, 4029333), (63, 3645587), (77, 2982753), (99, 2319919), (133, 1726857), (171, 1343111), (209, 1098909), (231, 994251), (399, 575619), (627, 366303), (693, 331417), (1197, 191873), (1463, 156987), (1881, 122101), (4389, 52329), (13167, 17443)]