28975248

素因数分解:

$2^4\times 3^2\times {\mathrm{311}}^1\times {\mathrm{647}}^1$

素因数の和:972

約数の個数: 60

約数和(自身を含む): 81476928

約数和(自身を除く): 52501680

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 311, 622, 647, 933, 1244, 1294, 1866, 1941, 2488, 2588, 2799, 3732, 3882, 4976, 5176, 5598, 5823, 7464, 7764, 10352, 11196, 11646, 14928, 15528, 22392, 23292, 31056, 44784, 46584, 93168, 201217, 402434, 603651, 804868, 1207302, 1609736, 1810953, 2414604, 3219472, 3621906, 4829208, 7243812, 9658416, 14487624, 28975248]

約数ペア:

[(1, 28975248), (2, 14487624), (3, 9658416), (4, 7243812), (6, 4829208), (8, 3621906), (9, 3219472), (12, 2414604), (16, 1810953), (18, 1609736), (24, 1207302), (36, 804868), (48, 603651), (72, 402434), (144, 201217), (311, 93168), (622, 46584), (647, 44784), (933, 31056), (1244, 23292), (1294, 22392), (1866, 15528), (1941, 14928), (2488, 11646), (2588, 11196), (2799, 10352), (3732, 7764), (3882, 7464), (4976, 5823), (5176, 5598)]