25718706

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{839}}^1$

素因数の和:991

約数の個数: 48

約数和(自身を含む): 60540480

約数和(自身を除く): 34821774

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 131, 234, 262, 393, 786, 839, 1179, 1678, 1703, 2358, 2517, 3406, 5034, 5109, 7551, 10218, 10907, 15102, 15327, 21814, 30654, 32721, 65442, 98163, 109909, 196326, 219818, 329727, 659454, 989181, 1428817, 1978362, 2857634, 4286451, 8572902, 12859353, 25718706]

約数ペア:

[(1, 25718706), (2, 12859353), (3, 8572902), (6, 4286451), (9, 2857634), (13, 1978362), (18, 1428817), (26, 989181), (39, 659454), (78, 329727), (117, 219818), (131, 196326), (234, 109909), (262, 98163), (393, 65442), (786, 32721), (839, 30654), (1179, 21814), (1678, 15327), (1703, 15102), (2358, 10907), (2517, 10218), (3406, 7551), (5034, 5109)]