71328195

素因数分解:

$3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3323}}^1$

素因数の和:3393

約数の個数: 40

約数和(自身を含む): 130314096

約数和(自身を除く): 58985901

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 265, 405, 477, 795, 1431, 2385, 3323, 4293, 7155, 9969, 16615, 21465, 29907, 49845, 89721, 149535, 176119, 269163, 448605, 528357, 880595, 1345815, 1585071, 2641785, 4755213, 7925355, 14265639, 23776065, 71328195]

約数ペア:

[(1, 71328195), (3, 23776065), (5, 14265639), (9, 7925355), (15, 4755213), (27, 2641785), (45, 1585071), (53, 1345815), (81, 880595), (135, 528357), (159, 448605), (265, 269163), (405, 176119), (477, 149535), (795, 89721), (1431, 49845), (2385, 29907), (3323, 21465), (4293, 16615), (7155, 9969)]