84720975

素因数分解:

$3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{8623}}^1$

素因数の和:8767

約数の個数: 24

約数和(自身を含む): 141157632

約数和(自身を除く): 56436657

約数列:

[1, 3, 5, 15, 25, 75, 131, 393, 655, 1965, 3275, 8623, 9825, 25869, 43115, 129345, 215575, 646725, 1129613, 3388839, 5648065, 16944195, 28240325, 84720975]

約数ペア:

[(1, 84720975), (3, 28240325), (5, 16944195), (15, 5648065), (25, 3388839), (75, 1129613), (131, 646725), (393, 215575), (655, 129345), (1965, 43115), (3275, 25869), (8623, 9825)]