306581385

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{25453}}^1$

素因数の和:25545

約数の個数: 32

約数和(自身を含む): 542475648

約数和(自身を除く): 235894263

約数列:

[1, 3, 5, 11, 15, 33, 55, 73, 165, 219, 365, 803, 1095, 2409, 4015, 12045, 25453, 76359, 127265, 279983, 381795, 839949, 1399915, 1858069, 4199745, 5574207, 9290345, 20438759, 27871035, 61316277, 102193795, 306581385]

約数ペア:

[(1, 306581385), (3, 102193795), (5, 61316277), (11, 27871035), (15, 20438759), (33, 9290345), (55, 5574207), (73, 4199745), (165, 1858069), (219, 1399915), (365, 839949), (803, 381795), (1095, 279983), (2409, 127265), (4015, 76359), (12045, 25453)]