551072691

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{20749}}^1$

素因数の和:20995

約数の個数: 24

約数和(自身を含む): 861042000

約数和(自身を除く): 309969309

約数列:

[1, 3, 9, 13, 39, 117, 227, 681, 2043, 2951, 8853, 20749, 26559, 62247, 186741, 269737, 809211, 2427633, 4710023, 14130069, 42390207, 61230299, 183690897, 551072691]

約数ペア:

[(1, 551072691), (3, 183690897), (9, 61230299), (13, 42390207), (39, 14130069), (117, 4710023), (227, 2427633), (681, 809211), (2043, 269737), (2951, 186741), (8853, 62247), (20749, 26559)]