16807945

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 25401600

約数和(自身を除く): 8593655

約数列:

[1, 5, 7, 11, 35, 55, 77, 149, 293, 385, 745, 1043, 1465, 1639, 2051, 3223, 5215, 8195, 10255, 11473, 16115, 22561, 43657, 57365, 112805, 218285, 305599, 480227, 1527995, 2401135, 3361589, 16807945]

約数ペア:

[(1, 16807945), (5, 3361589), (7, 2401135), (11, 1527995), (35, 480227), (55, 305599), (77, 218285), (149, 112805), (293, 57365), (385, 43657), (745, 22561), (1043, 16115), (1465, 11473), (1639, 10255), (2051, 8195), (3223, 5215)]