415953321

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{6781}}^1$

素因数の和:6941

約数の個数: 32

約数和(自身を含む): 666697728

約数和(自身を除く): 250744407

約数列:

[1, 3, 7, 21, 23, 69, 127, 161, 381, 483, 889, 2667, 2921, 6781, 8763, 20343, 20447, 47467, 61341, 142401, 155963, 467889, 861187, 1091741, 2583561, 3275223, 6028309, 18084927, 19807301, 59421903, 138651107, 415953321]

約数ペア:

[(1, 415953321), (3, 138651107), (7, 59421903), (21, 19807301), (23, 18084927), (69, 6028309), (127, 3275223), (161, 2583561), (381, 1091741), (483, 861187), (889, 467889), (2667, 155963), (2921, 142401), (6781, 61341), (8763, 47467), (20343, 20447)]