138588678

素因数分解:

$2^1\times 3^3\times {\mathrm{491}}^1\times {\mathrm{5227}}^1$

素因数の和:5729

約数の個数: 32

約数和(自身を含む): 308661120

約数和(自身を除く): 170072442

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 491, 982, 1473, 2946, 4419, 5227, 8838, 10454, 13257, 15681, 26514, 31362, 47043, 94086, 141129, 282258, 2566457, 5132914, 7699371, 15398742, 23098113, 46196226, 69294339, 138588678]

約数ペア:

[(1, 138588678), (2, 69294339), (3, 46196226), (6, 23098113), (9, 15398742), (18, 7699371), (27, 5132914), (54, 2566457), (491, 282258), (982, 141129), (1473, 94086), (2946, 47043), (4419, 31362), (5227, 26514), (8838, 15681), (10454, 13257)]