13725201

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{839}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 22579200

約数和(自身を除く): 8853999

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 839, 861, 2337, 2517, 5453, 5873, 15941, 16359, 17619, 34399, 47823, 103197, 111587, 240793, 334761, 653581, 722379, 1960743, 4575067, 13725201]

約数ペア:

[(1, 13725201), (3, 4575067), (7, 1960743), (19, 722379), (21, 653581), (41, 334761), (57, 240793), (123, 111587), (133, 103197), (287, 47823), (399, 34399), (779, 17619), (839, 16359), (861, 15941), (2337, 5873), (2517, 5453)]