8413405

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 13894272

約数和(自身を除く): 5480867

約数列:

[1, 5, 7, 11, 13, 35, 41, 55, 65, 77, 91, 143, 205, 287, 385, 451, 455, 533, 715, 1001, 1435, 1681, 2255, 2665, 3157, 3731, 5005, 5863, 8405, 11767, 15785, 18491, 18655, 21853, 29315, 41041, 58835, 92455, 109265, 129437, 152971, 205205, 240383, 647185, 764855, 1201915, 1682681, 8413405]

約数ペア:

[(1, 8413405), (5, 1682681), (7, 1201915), (11, 764855), (13, 647185), (35, 240383), (41, 205205), (55, 152971), (65, 129437), (77, 109265), (91, 92455), (143, 58835), (205, 41041), (287, 29315), (385, 21853), (451, 18655), (455, 18491), (533, 15785), (715, 11767), (1001, 8405), (1435, 5863), (1681, 5005), (2255, 3731), (2665, 3157)]