2969253

素因数分解:

$3^2\times 7^2\times {\mathrm{6733}}^1$

素因数の和:6753

約数の個数: 18

約数和(自身を含む): 4989894

約数和(自身を除く): 2020641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 6733, 20199, 47131, 60597, 141393, 329917, 424179, 989751, 2969253]

約数ペア:

[(1, 2969253), (3, 989751), (7, 424179), (9, 329917), (21, 141393), (49, 60597), (63, 47131), (147, 20199), (441, 6733)]