247996815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{22433}}^1$

素因数の和:22519

約数の個数: 32

約数和(自身を含む): 439347456

約数和(自身を除く): 191350641

約数列:

[1, 3, 5, 11, 15, 33, 55, 67, 165, 201, 335, 737, 1005, 2211, 3685, 11055, 22433, 67299, 112165, 246763, 336495, 740289, 1233815, 1503011, 3701445, 4509033, 7515055, 16533121, 22545165, 49599363, 82665605, 247996815]

約数ペア:

[(1, 247996815), (3, 82665605), (5, 49599363), (11, 22545165), (15, 16533121), (33, 7515055), (55, 4509033), (67, 3701445), (165, 1503011), (201, 1233815), (335, 740289), (737, 336495), (1005, 246763), (2211, 112165), (3685, 67299), (11055, 22433)]