138181855

素因数分解:

$5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{26497}}^1$

素因数の和:26658

約数の個数: 16

約数和(自身を含む): 190785600

約数和(自身を除く): 52603745

約数列:

[1, 5, 7, 35, 149, 745, 1043, 5215, 26497, 132485, 185479, 927395, 3948053, 19740265, 27636371, 138181855]

約数ペア:

[(1, 138181855), (5, 27636371), (7, 19740265), (35, 3948053), (149, 927395), (745, 185479), (1043, 132485), (5215, 26497)]