31997224

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{12157}}^1$

素因数の和:12217

約数の個数: 32

約数和(自身を含む): 70030080

約数和(自身を除く): 38032856

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 12157, 24314, 48628, 85099, 97256, 170198, 340396, 571379, 680792, 1142758, 2285516, 3999653, 4571032, 7999306, 15998612, 31997224]

約数ペア:

[(1, 31997224), (2, 15998612), (4, 7999306), (7, 4571032), (8, 3999653), (14, 2285516), (28, 1142758), (47, 680792), (56, 571379), (94, 340396), (188, 170198), (329, 97256), (376, 85099), (658, 48628), (1316, 24314), (2632, 12157)]