15964819

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:159

約数の個数: 32

約数和(自身を含む): 19595520

約数和(自身を除く): 3630701

約数列:

[1, 13, 17, 29, 47, 53, 221, 377, 493, 611, 689, 799, 901, 1363, 1537, 2491, 6409, 10387, 11713, 17719, 19981, 23171, 26129, 32383, 42347, 72239, 301223, 339677, 550511, 939107, 1228063, 15964819]

約数ペア:

[(1, 15964819), (13, 1228063), (17, 939107), (29, 550511), (47, 339677), (53, 301223), (221, 72239), (377, 42347), (493, 32383), (611, 26129), (689, 23171), (799, 19981), (901, 17719), (1363, 11713), (1537, 10387), (2491, 6409)]