291220488988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{823}}^1\times {\mathrm{8713}}^1$

素因数の和:9635

約数の個数: 96

約数和(自身を含む): 607973409792

約数和(自身を除く): 316752920804

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 71, 142, 143, 284, 286, 572, 781, 823, 923, 1562, 1646, 1846, 3124, 3292, 3692, 8713, 9053, 10153, 10699, 17426, 18106, 20306, 21398, 34852, 36212, 40612, 42796, 58433, 95843, 113269, 116866, 117689, 191686, 226538, 233732, 235378, 383372, 453076, 470756, 618623, 642763, 759629, 1237246, 1245959, 1285526, 1519258, 2474492, 2491918, 2571052, 3038516, 4983836, 6804853, 7170799, 8042099, 8355919, 13609706, 14341598, 16084198, 16711838, 27219412, 28683196, 32168396, 33423676, 78878789, 88463089, 93220387, 157757578, 176926178, 186440774, 315515156, 353852356, 372881548, 509126729, 1018253458, 1025424257, 2036506916, 2050848514, 4101697028, 5600394019, 6618647477, 11200788038, 13237294954, 22401576076, 26474589908, 72805122247, 145610244494, 291220488988]

約数ペア:

[(1, 291220488988), (2, 145610244494), (4, 72805122247), (11, 26474589908), (13, 22401576076), (22, 13237294954), (26, 11200788038), (44, 6618647477), (52, 5600394019), (71, 4101697028), (142, 2050848514), (143, 2036506916), (284, 1025424257), (286, 1018253458), (572, 509126729), (781, 372881548), (823, 353852356), (923, 315515156), (1562, 186440774), (1646, 176926178), (1846, 157757578), (3124, 93220387), (3292, 88463089), (3692, 78878789), (8713, 33423676), (9053, 32168396), (10153, 28683196), (10699, 27219412), (17426, 16711838), (18106, 16084198), (20306, 14341598), (21398, 13609706), (34852, 8355919), (36212, 8042099), (40612, 7170799), (42796, 6804853), (58433, 4983836), (95843, 3038516), (113269, 2571052), (116866, 2491918), (117689, 2474492), (191686, 1519258), (226538, 1285526), (233732, 1245959), (235378, 1237246), (383372, 759629), (453076, 642763), (470756, 618623)]