1520921493

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{25439}}^1$

素因数の和:25538

約数の個数: 48

約数和(自身を含む): 2741007360

約数和(自身を除く): 1220085867

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 73, 91, 117, 219, 273, 511, 657, 819, 949, 1533, 2847, 4599, 6643, 8541, 19929, 25439, 59787, 76317, 178073, 228951, 330707, 534219, 992121, 1602657, 1857047, 2314949, 2976363, 5571141, 6944847, 12999329, 16713423, 20834541, 24141611, 38997987, 72424833, 116993961, 168991277, 217274499, 506973831, 1520921493]

約数ペア:

[(1, 1520921493), (3, 506973831), (7, 217274499), (9, 168991277), (13, 116993961), (21, 72424833), (39, 38997987), (63, 24141611), (73, 20834541), (91, 16713423), (117, 12999329), (219, 6944847), (273, 5571141), (511, 2976363), (657, 2314949), (819, 1857047), (949, 1602657), (1533, 992121), (2847, 534219), (4599, 330707), (6643, 228951), (8541, 178073), (19929, 76317), (25439, 59787)]