4247271

素因数分解:

$3^2\times 7^2\times {\mathrm{9631}}^1$

素因数の和:9651

約数の個数: 18

約数和(自身を含む): 7137312

約数和(自身を除く): 2890041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 9631, 28893, 67417, 86679, 202251, 471919, 606753, 1415757, 4247271]

約数ペア:

[(1, 4247271), (3, 1415757), (7, 606753), (9, 471919), (21, 202251), (49, 86679), (63, 67417), (147, 28893), (441, 9631)]