4005267

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2143}}^1$

素因数の和:2242

約数の個数: 16

約数和(自身を含む): 6174720

約数和(自身を除く): 2169453

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 2143, 6429, 15001, 45003, 190727, 572181, 1335089, 4005267]

約数ペア:

[(1, 4005267), (3, 1335089), (7, 572181), (21, 190727), (89, 45003), (267, 15001), (623, 6429), (1869, 2143)]