247968506

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{25391}}^1$

素因数の和:25669

約数の個数: 16

約数和(自身を含む): 393068160

約数和(自身を除く): 145099654

約数列:

[1, 2, 19, 38, 257, 514, 4883, 9766, 25391, 50782, 482429, 964858, 6525487, 13050974, 123984253, 247968506]

約数ペア:

[(1, 247968506), (2, 123984253), (19, 13050974), (38, 6525487), (257, 964858), (514, 482429), (4883, 50782), (9766, 25391)]