138568178

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{74419}}^1$

素因数の和:74454

約数の個数: 24

約数和(自身を含む): 254516400

約数和(自身を除く): 115948222

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 74419, 148838, 520933, 1041866, 1413961, 2827922, 3646531, 7293062, 9897727, 19795454, 69284089, 138568178]

約数ペア:

[(1, 138568178), (2, 69284089), (7, 19795454), (14, 9897727), (19, 7293062), (38, 3646531), (49, 2827922), (98, 1413961), (133, 1041866), (266, 520933), (931, 148838), (1862, 74419)]