127735531

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{907}}^1$

素因数の和:1015

約数の個数: 32

約数和(自身を含む): 167362560

約数和(自身を除く): 39627029

約数列:

[1, 7, 11, 31, 59, 77, 217, 341, 413, 649, 907, 1829, 2387, 4543, 6349, 9977, 12803, 20119, 28117, 53513, 69839, 140833, 196819, 309287, 374591, 588643, 1658903, 2165009, 4120501, 11612321, 18247933, 127735531]

約数ペア:

[(1, 127735531), (7, 18247933), (11, 11612321), (31, 4120501), (59, 2165009), (77, 1658903), (217, 588643), (341, 374591), (413, 309287), (649, 196819), (907, 140833), (1829, 69839), (2387, 53513), (4543, 28117), (6349, 20119), (9977, 12803)]