621502401

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 927590400

約数和(自身を除く): 306087999

約数列:

[1, 3, 13, 39, 59, 79, 169, 177, 237, 263, 507, 767, 789, 1027, 2301, 3081, 3419, 4661, 9971, 10257, 13351, 13983, 15517, 20777, 29913, 40053, 44447, 46551, 60593, 62331, 133341, 181779, 201721, 270101, 605163, 787709, 810303, 1225843, 2363127, 2622373, 3511313, 3677529, 7867119, 10533939, 15935959, 47807877, 207167467, 621502401]

約数ペア:

[(1, 621502401), (3, 207167467), (13, 47807877), (39, 15935959), (59, 10533939), (79, 7867119), (169, 3677529), (177, 3511313), (237, 2622373), (263, 2363127), (507, 1225843), (767, 810303), (789, 787709), (1027, 605163), (2301, 270101), (3081, 201721), (3419, 181779), (4661, 133341), (9971, 62331), (10257, 60593), (13351, 46551), (13983, 44447), (15517, 40053), (20777, 29913)]