121538879

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{863}}^1$

素因数の和:971

約数の個数: 32

約数和(自身を含む): 159252480

約数和(自身を除く): 37713601

約数列:

[1, 7, 11, 31, 59, 77, 217, 341, 413, 649, 863, 1829, 2387, 4543, 6041, 9493, 12803, 20119, 26753, 50917, 66451, 140833, 187271, 294283, 356419, 560087, 1578427, 2059981, 3920609, 11048989, 17362697, 121538879]

約数ペア:

[(1, 121538879), (7, 17362697), (11, 11048989), (31, 3920609), (59, 2059981), (77, 1578427), (217, 560087), (341, 356419), (413, 294283), (649, 187271), (863, 140833), (1829, 66451), (2387, 50917), (4543, 26753), (6041, 20119), (9493, 12803)]