15693447789

素因数分解:

$3^4\times {\mathrm{509}}^1\times {\mathrm{380641}}^1$

素因数の和:381162

約数の個数: 20

約数和(自身を含む): 23489417820

約数和(自身を除く): 7795970031

約数列:

[1, 3, 9, 27, 81, 509, 1527, 4581, 13743, 41229, 380641, 1141923, 3425769, 10277307, 30831921, 193746269, 581238807, 1743716421, 5231149263, 15693447789]

約数ペア:

[(1, 15693447789), (3, 5231149263), (9, 1743716421), (27, 581238807), (81, 193746269), (509, 30831921), (1527, 10277307), (4581, 3425769), (13743, 1141923), (41229, 380641)]