31686690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{150889}}^1$

素因数の和:150906

約数の個数: 32

約数和(自身を含む): 86912640

約数和(自身を除く): 55225950

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 150889, 301778, 452667, 754445, 905334, 1056223, 1508890, 2112446, 2263335, 3168669, 4526670, 5281115, 6337338, 10562230, 15843345, 31686690]

約数ペア:

[(1, 31686690), (2, 15843345), (3, 10562230), (5, 6337338), (6, 5281115), (7, 4526670), (10, 3168669), (14, 2263335), (15, 2112446), (21, 1508890), (30, 1056223), (35, 905334), (42, 754445), (70, 452667), (105, 301778), (210, 150889)]