283188591

素因数分解:

$3^2\times 7^2\times {\mathrm{642151}}^1$

素因数の和:642171

約数の個数: 18

約数和(自身を含む): 475834632

約数和(自身を除く): 192646041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 642151, 1926453, 4495057, 5779359, 13485171, 31465399, 40455513, 94396197, 283188591]

約数ペア:

[(1, 283188591), (3, 94396197), (7, 40455513), (9, 31465399), (21, 13485171), (49, 5779359), (63, 4495057), (147, 1926453), (441, 642151)]