1427551489

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 1938650112

約数和(自身を除く): 511098623

約数列:

[1, 7, 13, 17, 41, 71, 91, 119, 221, 287, 317, 497, 533, 697, 923, 1207, 1547, 2219, 2911, 3731, 4121, 4879, 5389, 6461, 8449, 9061, 12997, 15691, 20377, 22507, 28847, 37723, 37843, 49487, 63427, 70057, 90979, 109837, 157549, 168961, 220949, 264901, 292591, 346409, 382619, 490399, 643331, 922787, 1182727, 1546643, 2048137, 2678333, 2872337, 4503317, 4974047, 6459509, 11996231, 15687379, 20106359, 34818329, 83973617, 109811653, 203935927, 1427551489]

約数ペア:

[(1, 1427551489), (7, 203935927), (13, 109811653), (17, 83973617), (41, 34818329), (71, 20106359), (91, 15687379), (119, 11996231), (221, 6459509), (287, 4974047), (317, 4503317), (497, 2872337), (533, 2678333), (697, 2048137), (923, 1546643), (1207, 1182727), (1547, 922787), (2219, 643331), (2911, 490399), (3731, 382619), (4121, 346409), (4879, 292591), (5389, 264901), (6461, 220949), (8449, 168961), (9061, 157549), (12997, 109837), (15691, 90979), (20377, 70057), (22507, 63427), (28847, 49487), (37723, 37843)]