493857

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:99

約数の個数: 40

約数和(自身を含む): 921536

約数和(自身を除く): 427679

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 67, 81, 91, 117, 189, 201, 273, 351, 469, 567, 603, 819, 871, 1053, 1407, 1809, 2457, 2613, 4221, 5427, 6097, 7371, 7839, 12663, 18291, 23517, 37989, 54873, 70551, 164619, 493857]

約数ペア:

[(1, 493857), (3, 164619), (7, 70551), (9, 54873), (13, 37989), (21, 23517), (27, 18291), (39, 12663), (63, 7839), (67, 7371), (81, 6097), (91, 5427), (117, 4221), (189, 2613), (201, 2457), (273, 1809), (351, 1407), (469, 1053), (567, 871), (603, 819)]