2562399

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:559

約数の個数: 24

約数和(自身を含む): 4286880

約数和(自身を除く): 1724481

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 457, 623, 801, 1371, 1869, 3199, 4113, 5607, 9597, 28791, 40673, 122019, 284711, 366057, 854133, 2562399]

約数ペア:

[(1, 2562399), (3, 854133), (7, 366057), (9, 284711), (21, 122019), (63, 40673), (89, 28791), (267, 9597), (457, 5607), (623, 4113), (801, 3199), (1371, 1869)]