15213339

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{3079}}^1$

素因数の和:3152

約数の個数: 20

約数和(自身を含む): 23106160

約数和(自身を除く): 7892821

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 3079, 4941, 9237, 27711, 83133, 187819, 249399, 563457, 1690371, 5071113, 15213339]

約数ペア:

[(1, 15213339), (3, 5071113), (9, 1690371), (27, 563457), (61, 249399), (81, 187819), (183, 83133), (549, 27711), (1647, 9237), (3079, 4941)]