204077993

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:274

約数の個数: 36

約数和(自身を含む): 255391920

約数和(自身を除く): 51313927

約数列:

[1, 7, 19, 49, 83, 133, 139, 361, 581, 931, 973, 1577, 2527, 2641, 4067, 6811, 11039, 11537, 17689, 18487, 29963, 50179, 77273, 80759, 129409, 209741, 219203, 351253, 565313, 1468187, 1534421, 2458771, 4164857, 10740947, 29153999, 204077993]

約数ペア:

[(1, 204077993), (7, 29153999), (19, 10740947), (49, 4164857), (83, 2458771), (133, 1534421), (139, 1468187), (361, 565313), (581, 351253), (931, 219203), (973, 209741), (1577, 129409), (2527, 80759), (2641, 77273), (4067, 50179), (6811, 29963), (11039, 18487), (11537, 17689)]