209230904

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{8191}}^1$

素因数の和:8331

約数の個数: 32

約数和(自身を含む): 408944640

約数和(自身を除く): 199713736

約数列:

[1, 2, 4, 8, 31, 62, 103, 124, 206, 248, 412, 824, 3193, 6386, 8191, 12772, 16382, 25544, 32764, 65528, 253921, 507842, 843673, 1015684, 1687346, 2031368, 3374692, 6749384, 26153863, 52307726, 104615452, 209230904]

約数ペア:

[(1, 209230904), (2, 104615452), (4, 52307726), (8, 26153863), (31, 6749384), (62, 3374692), (103, 2031368), (124, 1687346), (206, 1015684), (248, 843673), (412, 507842), (824, 253921), (3193, 65528), (6386, 32764), (8191, 25544), (12772, 16382)]