212238

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{907}}^1$

素因数の和:928

約数の個数: 24

約数和(自身を含む): 495768

約数和(自身を除く): 283530

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 907, 1814, 2721, 5442, 8163, 11791, 16326, 23582, 35373, 70746, 106119, 212238]

約数ペア:

[(1, 212238), (2, 106119), (3, 70746), (6, 35373), (9, 23582), (13, 16326), (18, 11791), (26, 8163), (39, 5442), (78, 2721), (117, 1814), (234, 907)]