15921386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 26671680

約数和(自身を除く): 10750294

約数列:

[1, 2, 13, 26, 59, 97, 107, 118, 194, 214, 767, 1261, 1391, 1534, 2522, 2782, 5723, 6313, 10379, 11446, 12626, 20758, 74399, 82069, 134927, 148798, 164138, 269854, 612361, 1224722, 7960693, 15921386]

約数ペア:

[(1, 15921386), (2, 7960693), (13, 1224722), (26, 612361), (59, 269854), (97, 164138), (107, 148798), (118, 134927), (194, 82069), (214, 74399), (767, 20758), (1261, 12626), (1391, 11446), (1534, 10379), (2522, 6313), (2782, 5723)]