668879505

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{7297}}^1$

素因数の和:7415

約数の個数: 64

約数和(自身を含む): 1373191680

約数和(自身を除く): 704312175

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 97, 105, 135, 189, 291, 315, 485, 679, 873, 945, 1455, 2037, 2619, 3395, 4365, 6111, 7297, 10185, 13095, 18333, 21891, 30555, 36485, 51079, 65673, 91665, 109455, 153237, 197019, 255395, 328365, 459711, 707809, 766185, 985095, 1379133, 2123427, 2298555, 3539045, 4954663, 6370281, 6895665, 10617135, 14863989, 19110843, 24773315, 31851405, 44591967, 74319945, 95554215, 133775901, 222959835, 668879505]

約数ペア:

[(1, 668879505), (3, 222959835), (5, 133775901), (7, 95554215), (9, 74319945), (15, 44591967), (21, 31851405), (27, 24773315), (35, 19110843), (45, 14863989), (63, 10617135), (97, 6895665), (105, 6370281), (135, 4954663), (189, 3539045), (291, 2298555), (315, 2123427), (485, 1379133), (679, 985095), (873, 766185), (945, 707809), (1455, 459711), (2037, 328365), (2619, 255395), (3395, 197019), (4365, 153237), (6111, 109455), (7297, 91665), (10185, 65673), (13095, 51079), (18333, 36485), (21891, 30555)]