12881745

素因数分解:

$3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{977}}^1$

素因数の和:1281

約数の個数: 24

約数和(自身を含む): 22427496

約数和(自身を除く): 9545751

約数列:

[1, 3, 5, 9, 15, 45, 293, 879, 977, 1465, 2637, 2931, 4395, 4885, 8793, 13185, 14655, 43965, 286261, 858783, 1431305, 2576349, 4293915, 12881745]

約数ペア:

[(1, 12881745), (3, 4293915), (5, 2576349), (9, 1431305), (15, 858783), (45, 286261), (293, 43965), (879, 14655), (977, 13185), (1465, 8793), (2637, 4885), (2931, 4395)]