138926988

素因数分解:

$2^2\times 3^7\times {\mathrm{15881}}^1$

素因数の和:15906

約数の個数: 48

約数和(自身を含む): 364650720

約数和(自身を除く): 225723732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2187, 2916, 4374, 8748, 15881, 31762, 47643, 63524, 95286, 142929, 190572, 285858, 428787, 571716, 857574, 1286361, 1715148, 2572722, 3859083, 5145444, 7718166, 11577249, 15436332, 23154498, 34731747, 46308996, 69463494, 138926988]

約数ペア:

[(1, 138926988), (2, 69463494), (3, 46308996), (4, 34731747), (6, 23154498), (9, 15436332), (12, 11577249), (18, 7718166), (27, 5145444), (36, 3859083), (54, 2572722), (81, 1715148), (108, 1286361), (162, 857574), (243, 571716), (324, 428787), (486, 285858), (729, 190572), (972, 142929), (1458, 95286), (2187, 63524), (2916, 47643), (4374, 31762), (8748, 15881)]