15704802519

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{601}}^1\times {\mathrm{20399}}^1$

素因数の和:21071

約数の個数: 32

約数和(自身を含む): 24365107200

約数和(自身を除く): 8660304681

約数列:

[1, 3, 7, 21, 61, 183, 427, 601, 1281, 1803, 4207, 12621, 20399, 36661, 61197, 109983, 142793, 256627, 428379, 769881, 1244339, 3733017, 8710373, 12259799, 26131119, 36779397, 85818593, 257455779, 747847739, 2243543217, 5234934173, 15704802519]

約数ペア:

[(1, 15704802519), (3, 5234934173), (7, 2243543217), (21, 747847739), (61, 257455779), (183, 85818593), (427, 36779397), (601, 26131119), (1281, 12259799), (1803, 8710373), (4207, 3733017), (12621, 1244339), (20399, 769881), (36661, 428379), (61197, 256627), (109983, 142793)]