25399713

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{241}}^1$

素因数の和:349

約数の個数: 24

約数和(自身を含む): 36648480

約数和(自身を除く): 11248767

約数列:

[1, 3, 19, 43, 57, 129, 241, 723, 817, 1849, 2451, 4579, 5547, 10363, 13737, 31089, 35131, 105393, 196897, 445609, 590691, 1336827, 8466571, 25399713]

約数ペア:

[(1, 25399713), (3, 8466571), (19, 1336827), (43, 590691), (57, 445609), (129, 196897), (241, 105393), (723, 35131), (817, 31089), (1849, 13737), (2451, 10363), (4579, 5547)]