31192851

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 45875200

約数和(自身を除く): 14682349

約数列:

[1, 3, 19, 31, 57, 93, 127, 139, 381, 417, 589, 1767, 2413, 2641, 3937, 4309, 7239, 7923, 11811, 12927, 17653, 52959, 74803, 81871, 224409, 245613, 335407, 547243, 1006221, 1641729, 10397617, 31192851]

約数ペア:

[(1, 31192851), (3, 10397617), (19, 1641729), (31, 1006221), (57, 547243), (93, 335407), (127, 245613), (139, 224409), (381, 81871), (417, 74803), (589, 52959), (1767, 17653), (2413, 12927), (2641, 11811), (3937, 7923), (4309, 7239)]