90001287

素因数分解:

$3^4\times {\mathrm{47}}^2\times {\mathrm{503}}^1$

素因数の和:609

約数の個数: 30

約数和(自身を含む): 137640888

約数和(自身を除く): 47639601

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 503, 1269, 1509, 2209, 3807, 4527, 6627, 13581, 19881, 23641, 40743, 59643, 70923, 178929, 212769, 638307, 1111127, 1914921, 3333381, 10000143, 30000429, 90001287]

約数ペア:

[(1, 90001287), (3, 30000429), (9, 10000143), (27, 3333381), (47, 1914921), (81, 1111127), (141, 638307), (423, 212769), (503, 178929), (1269, 70923), (1509, 59643), (2209, 40743), (3807, 23641), (4527, 19881), (6627, 13581)]