12641849205

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{17931701}}^1$

素因数の和:17931756

約数の個数: 16

約数和(自身を含む): 20657320704

約数和(自身を除く): 8015471499

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 17931701, 53795103, 89658505, 268975515, 842789947, 2528369841, 4213949735, 12641849205]

約数ペア:

[(1, 12641849205), (3, 4213949735), (5, 2528369841), (15, 842789947), (47, 268975515), (141, 89658505), (235, 53795103), (705, 17931701)]