38704281

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1223}}^1$

素因数の和:1381

約数の個数: 32

約数和(自身を含む): 64862208

約数和(自身を除く): 26157927

約数列:

[1, 3, 7, 11, 21, 33, 77, 137, 231, 411, 959, 1223, 1507, 2877, 3669, 4521, 8561, 10549, 13453, 25683, 31647, 40359, 94171, 167551, 282513, 502653, 1172857, 1843061, 3518571, 5529183, 12901427, 38704281]

約数ペア:

[(1, 38704281), (3, 12901427), (7, 5529183), (11, 3518571), (21, 1843061), (33, 1172857), (77, 502653), (137, 282513), (231, 167551), (411, 94171), (959, 40359), (1223, 31647), (1507, 25683), (2877, 13453), (3669, 10549), (4521, 8561)]