297171

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 24

約数和(自身を含む): 505440

約数和(自身を除く): 208269

約数列:

[1, 3, 7, 9, 21, 53, 63, 89, 159, 267, 371, 477, 623, 801, 1113, 1869, 3339, 4717, 5607, 14151, 33019, 42453, 99057, 297171]

約数ペア:

[(1, 297171), (3, 99057), (7, 42453), (9, 33019), (21, 14151), (53, 5607), (63, 4717), (89, 3339), (159, 1869), (267, 1113), (371, 801), (477, 623)]