203513805

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{2087}}^1$

素因数の和:2306

約数の個数: 48

約数和(自身を含む): 386964864

約数和(自身を除く): 183451059

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 197, 495, 591, 985, 1773, 2087, 2167, 2955, 6261, 6501, 8865, 10435, 10835, 18783, 19503, 22957, 31305, 32505, 68871, 93915, 97515, 114785, 206613, 344355, 411139, 1033065, 1233417, 2055695, 3700251, 4522529, 6167085, 13567587, 18501255, 22612645, 40702761, 67837935, 203513805]

約数ペア:

[(1, 203513805), (3, 67837935), (5, 40702761), (9, 22612645), (11, 18501255), (15, 13567587), (33, 6167085), (45, 4522529), (55, 3700251), (99, 2055695), (165, 1233417), (197, 1033065), (495, 411139), (591, 344355), (985, 206613), (1773, 114785), (2087, 97515), (2167, 93915), (2955, 68871), (6261, 32505), (6501, 31305), (8865, 22957), (10435, 19503), (10835, 18783)]