313996837

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{359}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 404490240

約数和(自身を除く): 90493403

約数列:

[1, 7, 11, 37, 77, 259, 307, 359, 407, 2149, 2513, 2849, 3377, 3949, 11359, 13283, 23639, 27643, 79513, 92981, 110213, 124949, 146113, 771491, 874643, 1022791, 1212343, 4077881, 8486401, 28545167, 44856691, 313996837]

約数ペア:

[(1, 313996837), (7, 44856691), (11, 28545167), (37, 8486401), (77, 4077881), (259, 1212343), (307, 1022791), (359, 874643), (407, 771491), (2149, 146113), (2513, 124949), (2849, 110213), (3377, 92981), (3949, 79513), (11359, 27643), (13283, 23639)]