13270131

素因数分解:

$3^2\times 7^2\times {\mathrm{30091}}^1$

素因数の和:30111

約数の個数: 18

約数和(自身を含む): 22298172

約数和(自身を除く): 9028041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 30091, 90273, 210637, 270819, 631911, 1474459, 1895733, 4423377, 13270131]

約数ペア:

[(1, 13270131), (3, 4423377), (7, 1895733), (9, 1474459), (21, 631911), (49, 270819), (63, 210637), (147, 90273), (441, 30091)]