898496417

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1\times {\mathrm{283}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 1122186240

約数和(自身を除く): 223689823

約数列:

[1, 7, 13, 91, 139, 251, 283, 973, 1757, 1807, 1981, 3263, 3679, 12649, 22841, 25753, 34889, 39337, 71033, 244223, 275359, 453557, 497231, 511381, 923429, 3174899, 3579667, 6464003, 9873587, 69115109, 128356631, 898496417]

約数ペア:

[(1, 898496417), (7, 128356631), (13, 69115109), (91, 9873587), (139, 6464003), (251, 3579667), (283, 3174899), (973, 923429), (1757, 511381), (1807, 497231), (1981, 453557), (3263, 275359), (3679, 244223), (12649, 71033), (22841, 39337), (25753, 34889)]