215547628

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{123311}}^1$

素因数の和:123357

約数の個数: 24

約数和(自身を含む): 414328320

約数和(自身を除く): 198780692

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 123311, 246622, 493244, 2342909, 2836153, 4685818, 5672306, 9371636, 11344612, 53886907, 107773814, 215547628]

約数ペア:

[(1, 215547628), (2, 107773814), (4, 53886907), (19, 11344612), (23, 9371636), (38, 5672306), (46, 4685818), (76, 2836153), (92, 2342909), (437, 493244), (874, 246622), (1748, 123311)]