30191798

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8731}}^1$

素因数の和:8772

約数の個数: 32

約数和(自身を含む): 58679040

約数和(自身を除く): 28487242

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 8731, 17462, 61117, 113503, 122234, 165889, 227006, 331778, 794521, 1161223, 1589042, 2156557, 2322446, 4313114, 15095899, 30191798]

約数ペア:

[(1, 30191798), (2, 15095899), (7, 4313114), (13, 2322446), (14, 2156557), (19, 1589042), (26, 1161223), (38, 794521), (91, 331778), (133, 227006), (182, 165889), (247, 122234), (266, 113503), (494, 61117), (1729, 17462), (3458, 8731)]