78425907

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1153}}^1$

素因数の和:1283

約数の個数: 32

約数和(自身を含む): 124078080

約数和(自身を除く): 45652173

約数列:

[1, 3, 7, 21, 41, 79, 123, 237, 287, 553, 861, 1153, 1659, 3239, 3459, 8071, 9717, 22673, 24213, 47273, 68019, 91087, 141819, 273261, 330911, 637609, 992733, 1912827, 3734567, 11203701, 26141969, 78425907]

約数ペア:

[(1, 78425907), (3, 26141969), (7, 11203701), (21, 3734567), (41, 1912827), (79, 992733), (123, 637609), (237, 330911), (287, 273261), (553, 141819), (861, 91087), (1153, 68019), (1659, 47273), (3239, 24213), (3459, 22673), (8071, 9717)]