31709988

素因数分解:

$2^2\times 3^3\times {\mathrm{89}}^1\times {\mathrm{3299}}^1$

素因数の和:3401

約数の個数: 48

約数和(自身を含む): 83160000

約数和(自身を除く): 51450012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 89, 108, 178, 267, 356, 534, 801, 1068, 1602, 2403, 3204, 3299, 4806, 6598, 9612, 9897, 13196, 19794, 29691, 39588, 59382, 89073, 118764, 178146, 293611, 356292, 587222, 880833, 1174444, 1761666, 2642499, 3523332, 5284998, 7927497, 10569996, 15854994, 31709988]

約数ペア:

[(1, 31709988), (2, 15854994), (3, 10569996), (4, 7927497), (6, 5284998), (9, 3523332), (12, 2642499), (18, 1761666), (27, 1174444), (36, 880833), (54, 587222), (89, 356292), (108, 293611), (178, 178146), (267, 118764), (356, 89073), (534, 59382), (801, 39588), (1068, 29691), (1602, 19794), (2403, 13196), (3204, 9897), (3299, 9612), (4806, 6598)]