31198365

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 62726400

約数和(自身を除く): 31528035

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 47, 55, 81, 99, 135, 141, 149, 165, 235, 297, 405, 423, 447, 495, 517, 705, 745, 891, 1269, 1341, 1485, 1551, 1639, 2115, 2235, 2585, 3807, 4023, 4455, 4653, 4917, 6345, 6705, 7003, 7755, 8195, 12069, 13959, 14751, 19035, 20115, 21009, 23265, 24585, 35015, 41877, 44253, 60345, 63027, 69795, 73755, 77033, 105045, 132759, 189081, 209385, 221265, 231099, 315135, 385165, 567243, 663795, 693297, 945405, 1155495, 2079891, 2836215, 3466485, 6239673, 10399455, 31198365]

約数ペア:

[(1, 31198365), (3, 10399455), (5, 6239673), (9, 3466485), (11, 2836215), (15, 2079891), (27, 1155495), (33, 945405), (45, 693297), (47, 663795), (55, 567243), (81, 385165), (99, 315135), (135, 231099), (141, 221265), (149, 209385), (165, 189081), (235, 132759), (297, 105045), (405, 77033), (423, 73755), (447, 69795), (495, 63027), (517, 60345), (705, 44253), (745, 41877), (891, 35015), (1269, 24585), (1341, 23265), (1485, 21009), (1551, 20115), (1639, 19035), (2115, 14751), (2235, 13959), (2585, 12069), (3807, 8195), (4023, 7755), (4455, 7003), (4653, 6705), (4917, 6345)]