978013905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{45247}}^1$

素因数の和:45397

約数の個数: 32

約数和(自身を含む): 1720147968

約数和(自身を除く): 742134063

約数列:

[1, 3, 5, 11, 15, 33, 55, 131, 165, 393, 655, 1441, 1965, 4323, 7205, 21615, 45247, 135741, 226235, 497717, 678705, 1493151, 2488585, 5927357, 7465755, 17782071, 29636785, 65200927, 88910355, 195602781, 326004635, 978013905]

約数ペア:

[(1, 978013905), (3, 326004635), (5, 195602781), (11, 88910355), (15, 65200927), (33, 29636785), (55, 17782071), (131, 7465755), (165, 5927357), (393, 2488585), (655, 1493151), (1441, 678705), (1965, 497717), (4323, 226235), (7205, 135741), (21615, 45247)]