2011778175

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{5431}}^1$

素因数の和:5904

約数の個数: 48

約数和(自身を含む): 3637267200

約数和(自身を除く): 1625489025

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 449, 825, 1347, 2245, 4939, 5431, 6735, 11225, 14817, 16293, 24695, 27155, 33675, 59741, 74085, 81465, 123475, 135775, 179223, 298705, 370425, 407325, 896115, 1493525, 2438519, 4480575, 7315557, 12192595, 26823709, 36577785, 60962975, 80471127, 134118545, 182888925, 402355635, 670592725, 2011778175]

約数ペア:

[(1, 2011778175), (3, 670592725), (5, 402355635), (11, 182888925), (15, 134118545), (25, 80471127), (33, 60962975), (55, 36577785), (75, 26823709), (165, 12192595), (275, 7315557), (449, 4480575), (825, 2438519), (1347, 1493525), (2245, 896115), (4939, 407325), (5431, 370425), (6735, 298705), (11225, 179223), (14817, 135775), (16293, 123475), (24695, 81465), (27155, 74085), (33675, 59741)]