61321887

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 106168320

約数和(自身を除く): 44846433

約数列:

[1, 3, 9, 11, 23, 27, 33, 47, 69, 99, 141, 191, 207, 253, 297, 423, 517, 573, 621, 759, 1081, 1269, 1551, 1719, 2101, 2277, 3243, 4393, 4653, 5157, 6303, 6831, 8977, 9729, 11891, 13179, 13959, 18909, 26931, 29187, 35673, 39537, 48323, 56727, 80793, 98747, 107019, 118611, 144969, 206471, 242379, 296241, 321057, 434907, 619413, 888723, 1304721, 1858239, 2271181, 2666169, 5574717, 6813543, 20440629, 61321887]

約数ペア:

[(1, 61321887), (3, 20440629), (9, 6813543), (11, 5574717), (23, 2666169), (27, 2271181), (33, 1858239), (47, 1304721), (69, 888723), (99, 619413), (141, 434907), (191, 321057), (207, 296241), (253, 242379), (297, 206471), (423, 144969), (517, 118611), (573, 107019), (621, 98747), (759, 80793), (1081, 56727), (1269, 48323), (1551, 39537), (1719, 35673), (2101, 29187), (2277, 26931), (3243, 18909), (4393, 13959), (4653, 13179), (5157, 11891), (6303, 9729), (6831, 8977)]