24820289

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 31207680

約数和(自身を除く): 6387391

約数列:

[1, 13, 17, 19, 23, 221, 247, 257, 299, 323, 391, 437, 3341, 4199, 4369, 4883, 5083, 5681, 5911, 7429, 56797, 63479, 76843, 83011, 96577, 100487, 112309, 1079143, 1306331, 1460017, 1909253, 24820289]

約数ペア:

[(1, 24820289), (13, 1909253), (17, 1460017), (19, 1306331), (23, 1079143), (221, 112309), (247, 100487), (257, 96577), (299, 83011), (323, 76843), (391, 63479), (437, 56797), (3341, 7429), (4199, 5911), (4369, 5681), (4883, 5083)]