420810599

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{823}}^1$

素因数の和:947

約数の個数: 32

約数和(自身を含む): 501202944

約数和(自身を除く): 80392345

約数列:

[1, 11, 23, 43, 47, 253, 473, 517, 823, 989, 1081, 2021, 9053, 10879, 11891, 18929, 22231, 35389, 38681, 46483, 208219, 389279, 425491, 511313, 813947, 889663, 1663283, 8953417, 9786293, 18296113, 38255509, 420810599]

約数ペア:

[(1, 420810599), (11, 38255509), (23, 18296113), (43, 9786293), (47, 8953417), (253, 1663283), (473, 889663), (517, 813947), (823, 511313), (989, 425491), (1081, 389279), (2021, 208219), (9053, 46483), (10879, 38681), (11891, 35389), (18929, 22231)]