138974209

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{2699}}^1$

素因数の和:2892

約数の個数: 16

約数和(自身を含む): 157593600

約数和(自身を除く): 18619391

約数列:

[1, 11, 31, 151, 341, 1661, 2699, 4681, 29689, 51491, 83669, 407549, 920359, 4483039, 12634019, 138974209]

約数ペア:

[(1, 138974209), (11, 12634019), (31, 4483039), (151, 920359), (341, 407549), (1661, 83669), (2699, 51491), (4681, 29689)]