42172431

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{64781}}^1$

素因数の和:64822

約数の個数: 16

約数和(自身を含む): 66336768

約数和(自身を除く): 24164337

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 64781, 194343, 453467, 1360401, 2008211, 6024633, 14057477, 42172431]

約数ペア:

[(1, 42172431), (3, 14057477), (7, 6024633), (21, 2008211), (31, 1360401), (93, 453467), (217, 194343), (651, 64781)]