308168861

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9931}}^1$

素因数の和:9993

約数の個数: 32

約数和(自身を含む): 427155456

約数和(自身を除く): 118986595

約数列:

[1, 7, 11, 13, 31, 77, 91, 143, 217, 341, 403, 1001, 2387, 2821, 4433, 9931, 31031, 69517, 109241, 129103, 307861, 764687, 903721, 1420133, 2155027, 3386471, 4002193, 9940931, 23705297, 28015351, 44024123, 308168861]

約数ペア:

[(1, 308168861), (7, 44024123), (11, 28015351), (13, 23705297), (31, 9940931), (77, 4002193), (91, 3386471), (143, 2155027), (217, 1420133), (341, 903721), (403, 764687), (1001, 307861), (2387, 129103), (2821, 109241), (4433, 69517), (9931, 31031)]