128445945

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{2053}}^1$

素因数の和:2201

約数の個数: 32

約数和(自身を含む): 212564352

約数和(自身を除く): 84118407

約数列:

[1, 3, 5, 15, 43, 97, 129, 215, 291, 485, 645, 1455, 2053, 4171, 6159, 10265, 12513, 20855, 30795, 62565, 88279, 199141, 264837, 441395, 597423, 995705, 1324185, 2987115, 8563063, 25689189, 42815315, 128445945]

約数ペア:

[(1, 128445945), (3, 42815315), (5, 25689189), (15, 8563063), (43, 2987115), (97, 1324185), (129, 995705), (215, 597423), (291, 441395), (485, 264837), (645, 199141), (1455, 88279), (2053, 62565), (4171, 30795), (6159, 20855), (10265, 12513)]