13208223

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 21012480

約数和(自身を除く): 7804257

約数列:

[1, 3, 7, 21, 37, 89, 111, 191, 259, 267, 573, 623, 777, 1337, 1869, 3293, 4011, 7067, 9879, 16999, 21201, 23051, 49469, 50997, 69153, 118993, 148407, 356979, 628963, 1886889, 4402741, 13208223]

約数ペア:

[(1, 13208223), (3, 4402741), (7, 1886889), (21, 628963), (37, 356979), (89, 148407), (111, 118993), (191, 69153), (259, 50997), (267, 49469), (573, 23051), (623, 21201), (777, 16999), (1337, 9879), (1869, 7067), (3293, 4011)]