1857002085

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{319897}}^1$

素因数の和:319954

約数の個数: 32

約数和(自身を含む): 3378122880

約数和(自身を除く): 1521120795

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 5805, 319897, 959691, 1599485, 2879073, 4798455, 8637219, 13755571, 14395365, 41266713, 43186095, 68777855, 123800139, 206333565, 371400417, 619000695, 1857002085]

約数ペア:

[(1, 1857002085), (3, 619000695), (5, 371400417), (9, 206333565), (15, 123800139), (27, 68777855), (43, 43186095), (45, 41266713), (129, 14395365), (135, 13755571), (215, 8637219), (387, 4798455), (645, 2879073), (1161, 1599485), (1935, 959691), (5805, 319897)]