31797837

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 51538032

約数和(自身を除く): 19740195

約数列:

[1, 3, 9, 17, 37, 41, 51, 111, 123, 137, 153, 333, 369, 411, 629, 697, 1233, 1517, 1887, 2091, 2329, 4551, 5069, 5617, 5661, 6273, 6987, 13653, 15207, 16851, 20961, 25789, 45621, 50553, 77367, 86173, 95489, 207829, 232101, 258519, 286467, 623487, 775557, 859401, 1870461, 3533093, 10599279, 31797837]

約数ペア:

[(1, 31797837), (3, 10599279), (9, 3533093), (17, 1870461), (37, 859401), (41, 775557), (51, 623487), (111, 286467), (123, 258519), (137, 232101), (153, 207829), (333, 95489), (369, 86173), (411, 77367), (629, 50553), (697, 45621), (1233, 25789), (1517, 20961), (1887, 16851), (2091, 15207), (2329, 13653), (4551, 6987), (5069, 6273), (5617, 5661)]