1287292612

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{89123}}^1$

素因数の和:89307

約数の個数: 24

約数和(自身を含む): 2365707456

約数和(自身を除く): 1078414844

約数列:

[1, 2, 4, 23, 46, 92, 157, 314, 628, 3611, 7222, 14444, 89123, 178246, 356492, 2049829, 4099658, 8199316, 13992311, 27984622, 55969244, 321823153, 643646306, 1287292612]

約数ペア:

[(1, 1287292612), (2, 643646306), (4, 321823153), (23, 55969244), (46, 27984622), (92, 13992311), (157, 8199316), (314, 4099658), (628, 2049829), (3611, 356492), (7222, 178246), (14444, 89123)]