28684188

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61291}}^1$

素因数の和:61314

約数の個数: 36

約数和(自身を含む): 78086008

約数和(自身を除く): 49401820

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 61291, 122582, 183873, 245164, 367746, 551619, 735492, 796783, 1103238, 1593566, 2206476, 2390349, 3187132, 4780698, 7171047, 9561396, 14342094, 28684188]

約数ペア:

[(1, 28684188), (2, 14342094), (3, 9561396), (4, 7171047), (6, 4780698), (9, 3187132), (12, 2390349), (13, 2206476), (18, 1593566), (26, 1103238), (36, 796783), (39, 735492), (52, 551619), (78, 367746), (117, 245164), (156, 183873), (234, 122582), (468, 61291)]