891170090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{98909}}^1$

素因数の和:98986

約数の個数: 32

約数和(自身を含む): 1730529360

約数和(自身を除く): 839359270

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 106, 170, 265, 530, 901, 1802, 4505, 9010, 98909, 197818, 494545, 989090, 1681453, 3362906, 5242177, 8407265, 10484354, 16814530, 26210885, 52421770, 89117009, 178234018, 445585045, 891170090]

約数ペア:

[(1, 891170090), (2, 445585045), (5, 178234018), (10, 89117009), (17, 52421770), (34, 26210885), (53, 16814530), (85, 10484354), (106, 8407265), (170, 5242177), (265, 3362906), (530, 1681453), (901, 989090), (1802, 494545), (4505, 197818), (9010, 98909)]