338647581

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{2659}}^1$

素因数の和:2810

約数の個数: 32

約数和(自身を含む): 517104000

約数和(自身を除く): 178456419

約数列:

[1, 3, 9, 27, 53, 89, 159, 267, 477, 801, 1431, 2403, 2659, 4717, 7977, 14151, 23931, 42453, 71793, 127359, 140927, 236651, 422781, 709953, 1268343, 2129859, 3805029, 6389577, 12542503, 37627509, 112882527, 338647581]

約数ペア:

[(1, 338647581), (3, 112882527), (9, 37627509), (27, 12542503), (53, 6389577), (89, 3805029), (159, 2129859), (267, 1268343), (477, 709953), (801, 422781), (1431, 236651), (2403, 140927), (2659, 127359), (4717, 71793), (7977, 42453), (14151, 23931)]