915938639

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{2371}}^1$

素因数の和:2591

約数の個数: 32

約数和(自身を含む): 1188656640

約数和(自身を除く): 272718001

約数列:

[1, 7, 11, 29, 77, 173, 203, 319, 1211, 1903, 2233, 2371, 5017, 13321, 16597, 26081, 35119, 55187, 68759, 182567, 386309, 410183, 481313, 756349, 2871281, 4512013, 5294443, 11895307, 31584091, 83267149, 130848377, 915938639]

約数ペア:

[(1, 915938639), (7, 130848377), (11, 83267149), (29, 31584091), (77, 11895307), (173, 5294443), (203, 4512013), (319, 2871281), (1211, 756349), (1903, 481313), (2233, 410183), (2371, 386309), (5017, 182567), (13321, 68759), (16597, 55187), (26081, 35119)]