28618447

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 35642880

約数和(自身を除く): 7024433

約数列:

[1, 11, 13, 29, 67, 103, 143, 319, 377, 737, 871, 1133, 1339, 1943, 2987, 4147, 6901, 9581, 14729, 21373, 25259, 32857, 38831, 75911, 89713, 200129, 277849, 427141, 986843, 2201419, 2601677, 28618447]

約数ペア:

[(1, 28618447), (11, 2601677), (13, 2201419), (29, 986843), (67, 427141), (103, 277849), (143, 200129), (319, 89713), (377, 75911), (737, 38831), (871, 32857), (1133, 25259), (1339, 21373), (1943, 14729), (2987, 9581), (4147, 6901)]