1394670987

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1801}}^1$

素因数の和:1905

約数の個数: 64

約数和(自身を含む): 2283494400

約数和(自身を除く): 888823413

約数列:

[1, 3, 9, 23, 27, 29, 43, 69, 87, 129, 207, 261, 387, 621, 667, 783, 989, 1161, 1247, 1801, 2001, 2967, 3741, 5403, 6003, 8901, 11223, 16209, 18009, 26703, 28681, 33669, 41423, 48627, 52229, 77443, 86043, 124269, 156687, 232329, 258129, 372807, 470061, 696987, 774387, 1118421, 1201267, 1410183, 1781189, 2090961, 2245847, 3603801, 5343567, 6737541, 10811403, 16030701, 20212623, 32434209, 48092103, 51654481, 60637869, 154963443, 464890329, 1394670987]

約数ペア:

[(1, 1394670987), (3, 464890329), (9, 154963443), (23, 60637869), (27, 51654481), (29, 48092103), (43, 32434209), (69, 20212623), (87, 16030701), (129, 10811403), (207, 6737541), (261, 5343567), (387, 3603801), (621, 2245847), (667, 2090961), (783, 1781189), (989, 1410183), (1161, 1201267), (1247, 1118421), (1801, 774387), (2001, 696987), (2967, 470061), (3741, 372807), (5403, 258129), (6003, 232329), (8901, 156687), (11223, 124269), (16209, 86043), (18009, 77443), (26703, 52229), (28681, 48627), (33669, 41423)]