17191293

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{3671}}^1$

素因数の和:3904

約数の個数: 16

約数和(自身を含む): 26320896

約数和(自身を除く): 9129603

約数列:

[1, 3, 7, 21, 223, 669, 1561, 3671, 4683, 11013, 25697, 77091, 818633, 2455899, 5730431, 17191293]

約数ペア:

[(1, 17191293), (3, 5730431), (7, 2455899), (21, 818633), (223, 77091), (669, 25697), (1561, 11013), (3671, 4683)]