1279106465

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{75979}}^1$

素因数の和:76041

約数の個数: 32

約数和(自身を含む): 1940225280

約数和(自身を除く): 661118815

約数列:

[1, 5, 7, 13, 35, 37, 65, 91, 185, 259, 455, 481, 1295, 2405, 3367, 16835, 75979, 379895, 531853, 987727, 2659265, 2811223, 4938635, 6914089, 14056115, 19678561, 34570445, 36545899, 98392805, 182729495, 255821293, 1279106465]

約数ペア:

[(1, 1279106465), (5, 255821293), (7, 182729495), (13, 98392805), (35, 36545899), (37, 34570445), (65, 19678561), (91, 14056115), (185, 6914089), (259, 4938635), (455, 2811223), (481, 2659265), (1295, 987727), (2405, 531853), (3367, 379895), (16835, 75979)]