138897458

素因数分解:

$2^1\times 7^2\times {\mathrm{241}}^1\times {\mathrm{5881}}^1$

素因数の和:6138

約数の個数: 24

約数和(自身を含む): 243408924

約数和(自身を除く): 104511466

約数列:

[1, 2, 7, 14, 49, 98, 241, 482, 1687, 3374, 5881, 11762, 11809, 23618, 41167, 82334, 288169, 576338, 1417321, 2834642, 9921247, 19842494, 69448729, 138897458]

約数ペア:

[(1, 138897458), (2, 69448729), (7, 19842494), (14, 9921247), (49, 2834642), (98, 1417321), (241, 576338), (482, 288169), (1687, 82334), (3374, 41167), (5881, 23618), (11762, 11809)]