16480905

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1319}}^1$

素因数の和:1358

約数の個数: 48

約数和(自身を含む): 32503680

約数和(自身を除く): 16022775

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 1319, 1785, 2499, 3957, 4165, 6595, 9233, 12495, 19785, 22423, 27699, 46165, 64631, 67269, 112115, 138495, 156961, 193893, 323155, 336345, 470883, 784805, 969465, 1098727, 2354415, 3296181, 5493635, 16480905]

約数ペア:

[(1, 16480905), (3, 5493635), (5, 3296181), (7, 2354415), (15, 1098727), (17, 969465), (21, 784805), (35, 470883), (49, 336345), (51, 323155), (85, 193893), (105, 156961), (119, 138495), (147, 112115), (245, 67269), (255, 64631), (357, 46165), (595, 27699), (735, 22423), (833, 19785), (1319, 12495), (1785, 9233), (2499, 6595), (3957, 4165)]