39897715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1361}}^1$

素因数の和:1431

約数の個数: 32

約数和(自身を含む): 57661632

約数和(自身を除く): 17763917

約数列:

[1, 5, 11, 13, 41, 55, 65, 143, 205, 451, 533, 715, 1361, 2255, 2665, 5863, 6805, 14971, 17693, 29315, 55801, 74855, 88465, 194623, 279005, 613811, 725413, 973115, 3069055, 3627065, 7979543, 39897715]

約数ペア:

[(1, 39897715), (5, 7979543), (11, 3627065), (13, 3069055), (41, 973115), (55, 725413), (65, 613811), (143, 279005), (205, 194623), (451, 88465), (533, 74855), (715, 55801), (1361, 29315), (2255, 17693), (2665, 14971), (5863, 6805)]