221405132

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1279}}^1\times {\mathrm{3329}}^1$

素因数の和:4625

約数の個数: 24

約数和(自身を含む): 417715200

約数和(自身を除く): 196310068

約数列:

[1, 2, 4, 13, 26, 52, 1279, 2558, 3329, 5116, 6658, 13316, 16627, 33254, 43277, 66508, 86554, 173108, 4257791, 8515582, 17031164, 55351283, 110702566, 221405132]

約数ペア:

[(1, 221405132), (2, 110702566), (4, 55351283), (13, 17031164), (26, 8515582), (52, 4257791), (1279, 173108), (2558, 86554), (3329, 66508), (5116, 43277), (6658, 33254), (13316, 16627)]