1771731

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{797}}^1$

素因数の和:835

約数の個数: 24

約数和(自身を含む): 2904720

約数和(自身を除く): 1132989

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 797, 2223, 2391, 7173, 10361, 15143, 31083, 45429, 93249, 136287, 196859, 590577, 1771731]

約数ペア:

[(1, 1771731), (3, 590577), (9, 196859), (13, 136287), (19, 93249), (39, 45429), (57, 31083), (117, 15143), (171, 10361), (247, 7173), (741, 2391), (797, 2223)]