2201925

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 4231872

約数和(自身を除く): 2029947

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 157, 165, 187, 255, 275, 425, 471, 561, 785, 825, 935, 1275, 1727, 2355, 2669, 2805, 3925, 4675, 5181, 8007, 8635, 11775, 13345, 14025, 25905, 29359, 40035, 43175, 66725, 88077, 129525, 146795, 200175, 440385, 733975, 2201925]

約数ペア:

[(1, 2201925), (3, 733975), (5, 440385), (11, 200175), (15, 146795), (17, 129525), (25, 88077), (33, 66725), (51, 43175), (55, 40035), (75, 29359), (85, 25905), (157, 14025), (165, 13345), (187, 11775), (255, 8635), (275, 8007), (425, 5181), (471, 4675), (561, 3925), (785, 2805), (825, 2669), (935, 2355), (1275, 1727)]