391354922305

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1\times {\mathrm{1009}}^1\times {\mathrm{1789}}^1$

素因数の和:3265

約数の個数: 32

約数和(自身を含む): 475376457600

約数和(自身を除く): 84021535295

約数列:

[1, 5, 131, 331, 655, 1009, 1655, 1789, 5045, 8945, 43361, 132179, 216805, 234359, 333979, 592159, 660895, 1171795, 1669895, 1805101, 2960795, 9025505, 43751249, 77572829, 218756245, 236468231, 387864145, 597488431, 1182341155, 2987442155, 78270984461, 391354922305]

約数ペア:

[(1, 391354922305), (5, 78270984461), (131, 2987442155), (331, 1182341155), (655, 597488431), (1009, 387864145), (1655, 236468231), (1789, 218756245), (5045, 77572829), (8945, 43751249), (43361, 9025505), (132179, 2960795), (216805, 1805101), (234359, 1669895), (333979, 1171795), (592159, 660895)]