12211947

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{421}}^1$

素因数の和:731

約数の個数: 24

約数和(自身を含む): 19354608

約数和(自身を除く): 7142661

約数列:

[1, 3, 9, 11, 33, 99, 293, 421, 879, 1263, 2637, 3223, 3789, 4631, 9669, 13893, 29007, 41679, 123353, 370059, 1110177, 1356883, 4070649, 12211947]

約数ペア:

[(1, 12211947), (3, 4070649), (9, 1356883), (11, 1110177), (33, 370059), (99, 123353), (293, 41679), (421, 29007), (879, 13893), (1263, 9669), (2637, 4631), (3223, 3789)]