2980809

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 4713800

約数和(自身を除く): 1732991

約数列:

[1, 3, 9, 13, 39, 73, 117, 219, 349, 657, 949, 1047, 2847, 3141, 4537, 8541, 13611, 25477, 40833, 76431, 229293, 331201, 993603, 2980809]

約数ペア:

[(1, 2980809), (3, 993603), (9, 331201), (13, 229293), (39, 76431), (73, 40833), (117, 25477), (219, 13611), (349, 8541), (657, 4537), (949, 3141), (1047, 2847)]