28931708

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1789}}^1$

素因数の和:2117

約数の個数: 24

約数和(自身を含む): 54731040

約数和(自身を除く): 25799332

約数列:

[1, 2, 4, 13, 26, 52, 311, 622, 1244, 1789, 3578, 4043, 7156, 8086, 16172, 23257, 46514, 93028, 556379, 1112758, 2225516, 7232927, 14465854, 28931708]

約数ペア:

[(1, 28931708), (2, 14465854), (4, 7232927), (13, 2225516), (26, 1112758), (52, 556379), (311, 93028), (622, 46514), (1244, 23257), (1789, 16172), (3578, 8086), (4043, 7156)]