172719909

素因数分解:

$3^2\times {\mathrm{2111}}^1\times {\mathrm{9091}}^1$

素因数の和:11208

約数の個数: 12

約数和(自身を含む): 249629952

約数和(自身を除く): 76910043

約数列:

[1, 3, 9, 2111, 6333, 9091, 18999, 27273, 81819, 19191101, 57573303, 172719909]

約数ペア:

[(1, 172719909), (3, 57573303), (9, 19191101), (2111, 81819), (6333, 27273), (9091, 18999)]