13209237

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{2861}}^1$

素因数の和:2895

約数の個数: 24

約数和(自身を含む): 20835360

約数和(自身を除く): 7626123

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 2861, 4617, 8583, 25749, 54359, 77247, 163077, 231741, 489231, 695223, 1467693, 4403079, 13209237]

約数ペア:

[(1, 13209237), (3, 4403079), (9, 1467693), (19, 695223), (27, 489231), (57, 231741), (81, 163077), (171, 77247), (243, 54359), (513, 25749), (1539, 8583), (2861, 4617)]