47172591

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{991}}^1$

素因数の和:1084

約数の個数: 32

約数和(自身を含む): 73328640

約数和(自身を除く): 26156049

約数列:

[1, 3, 9, 27, 41, 43, 123, 129, 369, 387, 991, 1107, 1161, 1763, 2973, 5289, 8919, 15867, 26757, 40631, 42613, 47601, 121893, 127839, 365679, 383517, 1097037, 1150551, 1747133, 5241399, 15724197, 47172591]

約数ペア:

[(1, 47172591), (3, 15724197), (9, 5241399), (27, 1747133), (41, 1150551), (43, 1097037), (123, 383517), (129, 365679), (369, 127839), (387, 121893), (991, 47601), (1107, 42613), (1161, 40631), (1763, 26757), (2973, 15867), (5289, 8919)]