51284862

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{40129}}^1$

素因数の和:40208

約数の個数: 24

約数和(自身を含む): 112685040

約数和(自身を除く): 61400178

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 40129, 80258, 120387, 240774, 361161, 722322, 2849159, 5698318, 8547477, 17094954, 25642431, 51284862]

約数ペア:

[(1, 51284862), (2, 25642431), (3, 17094954), (6, 8547477), (9, 5698318), (18, 2849159), (71, 722322), (142, 361161), (213, 240774), (426, 120387), (639, 80258), (1278, 40129)]