997407

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:120

約数の個数: 32

約数和(自身を含む): 1632960

約数和(自身を除く): 635553

約数列:

[1, 3, 9, 17, 27, 41, 51, 53, 123, 153, 159, 369, 459, 477, 697, 901, 1107, 1431, 2091, 2173, 2703, 6273, 6519, 8109, 18819, 19557, 24327, 36941, 58671, 110823, 332469, 997407]

約数ペア:

[(1, 997407), (3, 332469), (9, 110823), (17, 58671), (27, 36941), (41, 24327), (51, 19557), (53, 18819), (123, 8109), (153, 6519), (159, 6273), (369, 2703), (459, 2173), (477, 2091), (697, 1431), (901, 1107)]