209898996

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{3203}}^1$

素因数の和:3380

約数の個数: 48

約数和(自身を含む): 505257984

約数和(自身を除く): 295358988

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 127, 129, 172, 254, 258, 381, 508, 516, 762, 1524, 3203, 5461, 6406, 9609, 10922, 12812, 16383, 19218, 21844, 32766, 38436, 65532, 137729, 275458, 406781, 413187, 550916, 813562, 826374, 1220343, 1627124, 1652748, 2440686, 4881372, 17491583, 34983166, 52474749, 69966332, 104949498, 209898996]

約数ペア:

[(1, 209898996), (2, 104949498), (3, 69966332), (4, 52474749), (6, 34983166), (12, 17491583), (43, 4881372), (86, 2440686), (127, 1652748), (129, 1627124), (172, 1220343), (254, 826374), (258, 813562), (381, 550916), (508, 413187), (516, 406781), (762, 275458), (1524, 137729), (3203, 65532), (5461, 38436), (6406, 32766), (9609, 21844), (10922, 19218), (12812, 16383)]