331380927

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{503}}^1\times {\mathrm{1031}}^1$

素因数の和:1611

約数の個数: 24

約数和(自身を含む): 486839808

約数和(自身を除く): 155458881

約数列:

[1, 3, 9, 71, 213, 503, 639, 1031, 1509, 3093, 4527, 9279, 35713, 73201, 107139, 219603, 321417, 518593, 658809, 1555779, 4667337, 36820103, 110460309, 331380927]

約数ペア:

[(1, 331380927), (3, 110460309), (9, 36820103), (71, 4667337), (213, 1555779), (503, 658809), (639, 518593), (1031, 321417), (1509, 219603), (3093, 107139), (4527, 73201), (9279, 35713)]