128215566

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{229777}}^1$

素因数の和:229816

約数の個数: 24

約数和(自身を含む): 286762944

約数和(自身を除く): 158547378

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 229777, 459554, 689331, 1378662, 2067993, 4135986, 7123087, 14246174, 21369261, 42738522, 64107783, 128215566]

約数ペア:

[(1, 128215566), (2, 64107783), (3, 42738522), (6, 21369261), (9, 14246174), (18, 7123087), (31, 4135986), (62, 2067993), (93, 1378662), (186, 689331), (279, 459554), (558, 229777)]