491159403

素因数分解:

$3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{367}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 853995520

約数和(自身を除く): 362836117

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 97, 189, 219, 291, 367, 511, 657, 679, 873, 1101, 1533, 1971, 2037, 2569, 2619, 3303, 4599, 6111, 7081, 7707, 9909, 13797, 18333, 21243, 23121, 26791, 35599, 49567, 63729, 69363, 80373, 106797, 148701, 187537, 191187, 241119, 249193, 320391, 446103, 562611, 723357, 747579, 961173, 1338309, 1687833, 2242737, 2598727, 5063499, 6728211, 7796181, 18191089, 23388543, 54573267, 70165629, 163719801, 491159403]

約数ペア:

[(1, 491159403), (3, 163719801), (7, 70165629), (9, 54573267), (21, 23388543), (27, 18191089), (63, 7796181), (73, 6728211), (97, 5063499), (189, 2598727), (219, 2242737), (291, 1687833), (367, 1338309), (511, 961173), (657, 747579), (679, 723357), (873, 562611), (1101, 446103), (1533, 320391), (1971, 249193), (2037, 241119), (2569, 191187), (2619, 187537), (3303, 148701), (4599, 106797), (6111, 80373), (7081, 69363), (7707, 63729), (9909, 49567), (13797, 35599), (18333, 26791), (21243, 23121)]