12739447

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1181}}^1$

素因数の和:1278

約数の個数: 16

約数和(自身を含む): 15432192

約数和(自身を除く): 2692745

約数列:

[1, 7, 23, 67, 161, 469, 1181, 1541, 8267, 10787, 27163, 79127, 190141, 553889, 1819921, 12739447]

約数ペア:

[(1, 12739447), (7, 1819921), (23, 553889), (67, 190141), (161, 79127), (469, 27163), (1181, 10787), (1541, 8267)]