238777731

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{853}}^1\times {\mathrm{1637}}^1$

素因数の和:2515

約数の個数: 24

約数和(自身を含む): 363701520

約数和(自身を除く): 124923789

約数列:

[1, 3, 9, 19, 57, 171, 853, 1637, 2559, 4911, 7677, 14733, 16207, 31103, 48621, 93309, 145863, 279927, 1396361, 4189083, 12567249, 26530859, 79592577, 238777731]

約数ペア:

[(1, 238777731), (3, 79592577), (9, 26530859), (19, 12567249), (57, 4189083), (171, 1396361), (853, 279927), (1637, 145863), (2559, 93309), (4911, 48621), (7677, 31103), (14733, 16207)]