221706086

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{37087}}^1$

素因数の和:37164

約数の個数: 24

約数和(自身を含む): 393206976

約数和(自身を除く): 171500890

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 427, 854, 2989, 5978, 37087, 74174, 259609, 519218, 1817263, 2262307, 3634526, 4524614, 15836149, 31672298, 110853043, 221706086]

約数ペア:

[(1, 221706086), (2, 110853043), (7, 31672298), (14, 15836149), (49, 4524614), (61, 3634526), (98, 2262307), (122, 1817263), (427, 519218), (854, 259609), (2989, 74174), (5978, 37087)]