31791669

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1153}}^1$

素因数の和:1277

約数の個数: 32

約数和(自身を含む): 52733184

約数和(自身を除く): 20941515

約数列:

[1, 3, 7, 13, 21, 39, 91, 101, 273, 303, 707, 1153, 1313, 2121, 3459, 3939, 8071, 9191, 14989, 24213, 27573, 44967, 104923, 116453, 314769, 349359, 815171, 1513889, 2445513, 4541667, 10597223, 31791669]

約数ペア:

[(1, 31791669), (3, 10597223), (7, 4541667), (13, 2445513), (21, 1513889), (39, 815171), (91, 349359), (101, 314769), (273, 116453), (303, 104923), (707, 44967), (1153, 27573), (1313, 24213), (2121, 14989), (3459, 9191), (3939, 8071)]