285428574

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{689441}}^1$

素因数の和:689472

約数の個数: 24

約数和(自身を含む): 645317712

約数和(自身を除く): 359889138

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 689441, 1378882, 2068323, 4136646, 6204969, 12409938, 15857143, 31714286, 47571429, 95142858, 142714287, 285428574]

約数ペア:

[(1, 285428574), (2, 142714287), (3, 95142858), (6, 47571429), (9, 31714286), (18, 15857143), (23, 12409938), (46, 6204969), (69, 4136646), (138, 2068323), (207, 1378882), (414, 689441)]