31959765

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 80

約数和(自身を含む): 61890048

約数和(自身を除く): 29930283

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 47, 69, 73, 81, 115, 135, 141, 207, 219, 235, 345, 365, 405, 423, 621, 657, 705, 1035, 1081, 1095, 1269, 1679, 1863, 1971, 2115, 3105, 3243, 3285, 3431, 3807, 5037, 5405, 5913, 6345, 8395, 9315, 9729, 9855, 10293, 15111, 16215, 17155, 19035, 25185, 29187, 29565, 30879, 45333, 48645, 51465, 75555, 78913, 87561, 92637, 135999, 145935, 154395, 226665, 236739, 277911, 394565, 437805, 463185, 679995, 710217, 1183695, 1389555, 2130651, 3551085, 6391953, 10653255, 31959765]

約数ペア:

[(1, 31959765), (3, 10653255), (5, 6391953), (9, 3551085), (15, 2130651), (23, 1389555), (27, 1183695), (45, 710217), (47, 679995), (69, 463185), (73, 437805), (81, 394565), (115, 277911), (135, 236739), (141, 226665), (207, 154395), (219, 145935), (235, 135999), (345, 92637), (365, 87561), (405, 78913), (423, 75555), (621, 51465), (657, 48645), (705, 45333), (1035, 30879), (1081, 29565), (1095, 29187), (1269, 25185), (1679, 19035), (1863, 17155), (1971, 16215), (2115, 15111), (3105, 10293), (3243, 9855), (3285, 9729), (3431, 9315), (3807, 8395), (5037, 6345), (5405, 5913)]