260038331

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 320112000

約数和(自身を除く): 60073669

約数列:

[1, 7, 29, 37, 89, 203, 259, 389, 623, 1073, 2581, 2723, 3293, 7511, 11281, 14393, 18067, 23051, 34621, 78967, 95497, 100751, 242347, 417397, 668479, 1004009, 1280977, 2921779, 7028063, 8966839, 37148333, 260038331]

約数ペア:

[(1, 260038331), (7, 37148333), (29, 8966839), (37, 7028063), (89, 2921779), (203, 1280977), (259, 1004009), (389, 668479), (623, 417397), (1073, 242347), (2581, 100751), (2723, 95497), (3293, 78967), (7511, 34621), (11281, 23051), (14393, 18067)]