12978088

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1217}}^1$

素因数の和:1297

約数の個数: 32

約数和(自身を含む): 25724160

約数和(自身を除く): 12746072

約数列:

[1, 2, 4, 8, 31, 43, 62, 86, 124, 172, 248, 344, 1217, 1333, 2434, 2666, 4868, 5332, 9736, 10664, 37727, 52331, 75454, 104662, 150908, 209324, 301816, 418648, 1622261, 3244522, 6489044, 12978088]

約数ペア:

[(1, 12978088), (2, 6489044), (4, 3244522), (8, 1622261), (31, 418648), (43, 301816), (62, 209324), (86, 150908), (124, 104662), (172, 75454), (248, 52331), (344, 37727), (1217, 10664), (1333, 9736), (2434, 5332), (2666, 4868)]