2191574

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:153

約数の個数: 48

約数和(自身を含む): 4432320

約数和(自身を除く): 2240746

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 49, 77, 98, 107, 133, 154, 209, 214, 266, 418, 539, 749, 931, 1078, 1177, 1463, 1498, 1862, 2033, 2354, 2926, 4066, 5243, 8239, 10241, 10486, 14231, 16478, 20482, 22363, 28462, 44726, 57673, 99617, 115346, 156541, 199234, 313082, 1095787, 2191574]

約数ペア:

[(1, 2191574), (2, 1095787), (7, 313082), (11, 199234), (14, 156541), (19, 115346), (22, 99617), (38, 57673), (49, 44726), (77, 28462), (98, 22363), (107, 20482), (133, 16478), (154, 14231), (209, 10486), (214, 10241), (266, 8239), (418, 5243), (539, 4066), (749, 2926), (931, 2354), (1078, 2033), (1177, 1862), (1463, 1498)]