69978159

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{8707}}^1$

素因数の和:8779

約数の個数: 24

約数和(自身を含む): 108675840

約数和(自身を除く): 38697681

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2679, 8037, 8707, 26121, 78363, 165433, 409229, 496299, 1227687, 1488897, 3683061, 7775351, 23326053, 69978159]

約数ペア:

[(1, 69978159), (3, 23326053), (9, 7775351), (19, 3683061), (47, 1488897), (57, 1227687), (141, 496299), (171, 409229), (423, 165433), (893, 78363), (2679, 26121), (8037, 8707)]