431657990

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1\times {\mathrm{1451}}^1$

素因数の和:1948

約数の個数: 32

約数和(自身を含む): 790352640

約数和(自身を除く): 358694650

約数列:

[1, 2, 5, 10, 71, 142, 355, 419, 710, 838, 1451, 2095, 2902, 4190, 7255, 14510, 29749, 59498, 103021, 148745, 206042, 297490, 515105, 607969, 1030210, 1215938, 3039845, 6079690, 43165799, 86331598, 215828995, 431657990]

約数ペア:

[(1, 431657990), (2, 215828995), (5, 86331598), (10, 43165799), (71, 6079690), (142, 3039845), (355, 1215938), (419, 1030210), (710, 607969), (838, 515105), (1451, 297490), (2095, 206042), (2902, 148745), (4190, 103021), (7255, 59498), (14510, 29749)]