68469915

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{269}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 111974400

約数和(自身を除く): 43504485

約数列:

[1, 3, 5, 15, 71, 213, 239, 269, 355, 717, 807, 1065, 1195, 1345, 3585, 4035, 16969, 19099, 50907, 57297, 64291, 84845, 95495, 192873, 254535, 286485, 321455, 964365, 4564661, 13693983, 22823305, 68469915]

約数ペア:

[(1, 68469915), (3, 22823305), (5, 13693983), (15, 4564661), (71, 964365), (213, 321455), (239, 286485), (269, 254535), (355, 192873), (717, 95495), (807, 84845), (1065, 64291), (1195, 57297), (1345, 50907), (3585, 19099), (4035, 16969)]