66139945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{1733}}^1$

素因数の和:2204

約数の個数: 16

約数和(自身を含む): 84272400

約数和(自身を除く): 18132455

約数列:

[1, 5, 17, 85, 449, 1733, 2245, 7633, 8665, 29461, 38165, 147305, 778117, 3890585, 13227989, 66139945]

約数ペア:

[(1, 66139945), (5, 13227989), (17, 3890585), (85, 778117), (449, 147305), (1733, 38165), (2245, 29461), (7633, 8665)]