28408638

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{739}}^1$

素因数の和:936

約数の個数: 32

約数和(自身を含む): 58608000

約数和(自身を除く): 30199362

約数列:

[1, 2, 3, 6, 43, 86, 129, 149, 258, 298, 447, 739, 894, 1478, 2217, 4434, 6407, 12814, 19221, 31777, 38442, 63554, 95331, 110111, 190662, 220222, 330333, 660666, 4734773, 9469546, 14204319, 28408638]

約数ペア:

[(1, 28408638), (2, 14204319), (3, 9469546), (6, 4734773), (43, 660666), (86, 330333), (129, 220222), (149, 190662), (258, 110111), (298, 95331), (447, 63554), (739, 38442), (894, 31777), (1478, 19221), (2217, 12814), (4434, 6407)]