489607785

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{1129}}^1$

素因数の和:1582

約数の個数: 48

約数和(自身を含む): 888451200

約数和(自身を除く): 398843415

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 419, 1035, 1129, 1257, 2095, 3387, 3771, 5645, 6285, 9637, 10161, 16935, 18855, 25967, 28911, 48185, 50805, 77901, 86733, 129835, 144555, 233703, 389505, 433665, 473051, 1168515, 1419153, 2365255, 4257459, 7095765, 10880173, 21287295, 32640519, 54400865, 97921557, 163202595, 489607785]

約数ペア:

[(1, 489607785), (3, 163202595), (5, 97921557), (9, 54400865), (15, 32640519), (23, 21287295), (45, 10880173), (69, 7095765), (115, 4257459), (207, 2365255), (345, 1419153), (419, 1168515), (1035, 473051), (1129, 433665), (1257, 389505), (2095, 233703), (3387, 144555), (3771, 129835), (5645, 86733), (6285, 77901), (9637, 50805), (10161, 48185), (16935, 28911), (18855, 25967)]