26281269

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{463}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 46904832

約数和(自身を除く): 20623563

約数列:

[1, 3, 7, 9, 17, 21, 51, 53, 63, 119, 153, 159, 357, 371, 463, 477, 901, 1071, 1113, 1389, 2703, 3241, 3339, 4167, 6307, 7871, 8109, 9723, 18921, 23613, 24539, 29169, 55097, 56763, 70839, 73617, 165291, 171773, 220851, 417163, 495873, 515319, 1251489, 1545957, 2920141, 3754467, 8760423, 26281269]

約数ペア:

[(1, 26281269), (3, 8760423), (7, 3754467), (9, 2920141), (17, 1545957), (21, 1251489), (51, 515319), (53, 495873), (63, 417163), (119, 220851), (153, 171773), (159, 165291), (357, 73617), (371, 70839), (463, 56763), (477, 55097), (901, 29169), (1071, 24539), (1113, 23613), (1389, 18921), (2703, 9723), (3241, 8109), (3339, 7871), (4167, 6307)]