997589523

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{463}}^1$

素因数の和:616

約数の個数: 64

約数和(自身を含む): 1624965120

約数和(自身を除く): 627375597

約数列:

[1, 3, 7, 21, 37, 47, 59, 111, 141, 177, 259, 329, 413, 463, 777, 987, 1239, 1389, 1739, 2183, 2773, 3241, 5217, 6549, 8319, 9723, 12173, 15281, 17131, 19411, 21761, 27317, 36519, 45843, 51393, 58233, 65283, 81951, 102601, 119917, 152327, 191219, 307803, 359751, 456981, 573657, 718207, 805157, 1010729, 1283899, 2154621, 2415471, 3032187, 3851697, 5636099, 7075103, 8987293, 16908297, 21225309, 26961879, 47504263, 142512789, 332529841, 997589523]

約数ペア:

[(1, 997589523), (3, 332529841), (7, 142512789), (21, 47504263), (37, 26961879), (47, 21225309), (59, 16908297), (111, 8987293), (141, 7075103), (177, 5636099), (259, 3851697), (329, 3032187), (413, 2415471), (463, 2154621), (777, 1283899), (987, 1010729), (1239, 805157), (1389, 718207), (1739, 573657), (2183, 456981), (2773, 359751), (3241, 307803), (5217, 191219), (6549, 152327), (8319, 119917), (9723, 102601), (12173, 81951), (15281, 65283), (17131, 58233), (19411, 51393), (21761, 45843), (27317, 36519)]