15921741

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:413

約数の個数: 32

約数和(自身を含む): 24852096

約数和(自身を除く): 8930355

約数列:

[1, 3, 11, 17, 33, 51, 101, 187, 281, 303, 561, 843, 1111, 1717, 3091, 3333, 4777, 5151, 9273, 14331, 18887, 28381, 52547, 56661, 85143, 157641, 312191, 482477, 936573, 1447431, 5307247, 15921741]

約数ペア:

[(1, 15921741), (3, 5307247), (11, 1447431), (17, 936573), (33, 482477), (51, 312191), (101, 157641), (187, 85143), (281, 56661), (303, 52547), (561, 28381), (843, 18887), (1111, 14331), (1717, 9273), (3091, 5151), (3333, 4777)]