51019731

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{6089}}^1$

素因数の和:6128

約数の個数: 36

約数和(自身を含む): 90253800

約数和(自身を除く): 39234069

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 6089, 8379, 18267, 42623, 54801, 115691, 127869, 298361, 347073, 383607, 809837, 895083, 1041219, 2429511, 2685249, 5668859, 7288533, 17006577, 51019731]

約数ペア:

[(1, 51019731), (3, 17006577), (7, 7288533), (9, 5668859), (19, 2685249), (21, 2429511), (49, 1041219), (57, 895083), (63, 809837), (133, 383607), (147, 347073), (171, 298361), (399, 127869), (441, 115691), (931, 54801), (1197, 42623), (2793, 18267), (6089, 8379)]