201719805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{26317}}^1$

素因数の和:26405

約数の個数: 32

約数和(自身を含む): 373926144

約数和(自身を除く): 172206339

約数列:

[1, 3, 5, 7, 15, 21, 35, 73, 105, 219, 365, 511, 1095, 1533, 2555, 7665, 26317, 78951, 131585, 184219, 394755, 552657, 921095, 1921141, 2763285, 5763423, 9605705, 13447987, 28817115, 40343961, 67239935, 201719805]

約数ペア:

[(1, 201719805), (3, 67239935), (5, 40343961), (7, 28817115), (15, 13447987), (21, 9605705), (35, 5763423), (73, 2763285), (105, 1921141), (219, 921095), (365, 552657), (511, 394755), (1095, 184219), (1533, 131585), (2555, 78951), (7665, 26317)]