2990799

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1637}}^1$

素因数の和:1679

約数の個数: 24

約数和(自身を含む): 5110560

約数和(自身を除く): 2119761

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1637, 1827, 4911, 11459, 14733, 34377, 47473, 103131, 142419, 332311, 427257, 996933, 2990799]

約数ペア:

[(1, 2990799), (3, 996933), (7, 427257), (9, 332311), (21, 142419), (29, 103131), (63, 47473), (87, 34377), (203, 14733), (261, 11459), (609, 4911), (1637, 1827)]