71839803

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{523}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 113754112

約数和(自身を除く): 41914309

約数列:

[1, 3, 7, 21, 31, 93, 211, 217, 523, 633, 651, 1477, 1569, 3661, 4431, 6541, 10983, 16213, 19623, 45787, 48639, 110353, 113491, 137361, 331059, 340473, 772471, 2317413, 3420943, 10262829, 23946601, 71839803]

約数ペア:

[(1, 71839803), (3, 23946601), (7, 10262829), (21, 3420943), (31, 2317413), (93, 772471), (211, 340473), (217, 331059), (523, 137361), (633, 113491), (651, 110353), (1477, 48639), (1569, 45787), (3661, 19623), (4431, 16213), (6541, 10983)]