217499612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{13693}}^1$

素因数の和:13746

約数の個数: 36

約数和(自身を含む): 438262776

約数和(自身を除く): 220763164

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 361, 418, 722, 836, 1444, 3971, 7942, 13693, 15884, 27386, 54772, 150623, 260167, 301246, 520334, 602492, 1040668, 2861837, 4943173, 5723674, 9886346, 11447348, 19772692, 54374903, 108749806, 217499612]

約数ペア:

[(1, 217499612), (2, 108749806), (4, 54374903), (11, 19772692), (19, 11447348), (22, 9886346), (38, 5723674), (44, 4943173), (76, 2861837), (209, 1040668), (361, 602492), (418, 520334), (722, 301246), (836, 260167), (1444, 150623), (3971, 54772), (7942, 27386), (13693, 15884)]