51780726

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1307}}^1$

素因数の和:1417

約数の個数: 48

約数和(自身を含む): 117531648

約数和(自身を除く): 65750922

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 71, 93, 142, 186, 213, 279, 426, 558, 639, 1278, 1307, 2201, 2614, 3921, 4402, 6603, 7842, 11763, 13206, 19809, 23526, 39618, 40517, 81034, 92797, 121551, 185594, 243102, 278391, 364653, 556782, 729306, 835173, 1670346, 2876707, 5753414, 8630121, 17260242, 25890363, 51780726]

約数ペア:

[(1, 51780726), (2, 25890363), (3, 17260242), (6, 8630121), (9, 5753414), (18, 2876707), (31, 1670346), (62, 835173), (71, 729306), (93, 556782), (142, 364653), (186, 278391), (213, 243102), (279, 185594), (426, 121551), (558, 92797), (639, 81034), (1278, 40517), (1307, 39618), (2201, 23526), (2614, 19809), (3921, 13206), (4402, 11763), (6603, 7842)]