81209914

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{14153}}^1$

素因数の和:14325

約数の個数: 16

約数和(自身を含む): 129084480

約数和(自身を除く): 47874566

約数列:

[1, 2, 19, 38, 151, 302, 2869, 5738, 14153, 28306, 268907, 537814, 2137103, 4274206, 40604957, 81209914]

約数ペア:

[(1, 81209914), (2, 40604957), (19, 4274206), (38, 2137103), (151, 537814), (302, 268907), (2869, 28306), (5738, 14153)]