1231123089

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{461}}^1\times {\mathrm{491}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 1969361856

約数和(自身を除く): 738238767

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 461, 491, 777, 1383, 1473, 1813, 3227, 3437, 5439, 9681, 10311, 17057, 18167, 22589, 24059, 51171, 54501, 67767, 72177, 119399, 127169, 226351, 358197, 381507, 679053, 835793, 890183, 1584457, 2507379, 2670549, 4753371, 8374987, 11091199, 25124961, 33273597, 58624909, 175874727, 410374363, 1231123089]

約数ペア:

[(1, 1231123089), (3, 410374363), (7, 175874727), (21, 58624909), (37, 33273597), (49, 25124961), (111, 11091199), (147, 8374987), (259, 4753371), (461, 2670549), (491, 2507379), (777, 1584457), (1383, 890183), (1473, 835793), (1813, 679053), (3227, 381507), (3437, 358197), (5439, 226351), (9681, 127169), (10311, 119399), (17057, 72177), (18167, 67767), (22589, 54501), (24059, 51171)]