491626148

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{304979}}^1$

素因数の和:305027

約数の個数: 24

約数和(自身を含む): 956417280

約数和(自身を除く): 464791132

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 304979, 609958, 1219916, 3964727, 7929454, 9454349, 15858908, 18908698, 37817396, 122906537, 245813074, 491626148]

約数ペア:

[(1, 491626148), (2, 245813074), (4, 122906537), (13, 37817396), (26, 18908698), (31, 15858908), (52, 9454349), (62, 7929454), (124, 3964727), (403, 1219916), (806, 609958), (1612, 304979)]