69886509

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 122314752

約数和(自身を除く): 52428243

約数列:

[1, 3, 7, 11, 21, 33, 41, 47, 77, 123, 141, 157, 231, 287, 329, 451, 471, 517, 861, 987, 1099, 1353, 1551, 1727, 1927, 3157, 3297, 3619, 5181, 5781, 6437, 7379, 9471, 10857, 12089, 13489, 19311, 21197, 22137, 36267, 40467, 45059, 51653, 63591, 70807, 81169, 135177, 148379, 154959, 212421, 243507, 302539, 445137, 495649, 568183, 907617, 1486947, 1704549, 2117773, 3327929, 6353319, 9983787, 23295503, 69886509]

約数ペア:

[(1, 69886509), (3, 23295503), (7, 9983787), (11, 6353319), (21, 3327929), (33, 2117773), (41, 1704549), (47, 1486947), (77, 907617), (123, 568183), (141, 495649), (157, 445137), (231, 302539), (287, 243507), (329, 212421), (451, 154959), (471, 148379), (517, 135177), (861, 81169), (987, 70807), (1099, 63591), (1353, 51653), (1551, 45059), (1727, 40467), (1927, 36267), (3157, 22137), (3297, 21197), (3619, 19311), (5181, 13489), (5781, 12089), (6437, 10857), (7379, 9471)]