1281172178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1579}}^1\times {\mathrm{2837}}^1$

素因数の和:4442

約数の個数: 32

約数和(自身を含む): 2259956160

約数和(自身を除く): 978783982

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 1579, 2837, 3158, 5674, 17369, 20527, 31207, 34738, 36881, 41054, 62414, 73762, 225797, 405691, 451594, 811382, 4479623, 8959246, 49275853, 58235099, 98551706, 116470198, 640586089, 1281172178]

約数ペア:

[(1, 1281172178), (2, 640586089), (11, 116470198), (13, 98551706), (22, 58235099), (26, 49275853), (143, 8959246), (286, 4479623), (1579, 811382), (2837, 451594), (3158, 405691), (5674, 225797), (17369, 73762), (20527, 62414), (31207, 41054), (34738, 36881)]