71724

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 172480

約数和(自身を除く): 100756

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 139, 172, 258, 278, 417, 516, 556, 834, 1668, 5977, 11954, 17931, 23908, 35862, 71724]

約数ペア:

[(1, 71724), (2, 35862), (3, 23908), (4, 17931), (6, 11954), (12, 5977), (43, 1668), (86, 834), (129, 556), (139, 516), (172, 417), (258, 278)]