17664399

素因数分解:

$3^7\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 27276480

約数和(自身を除く): 9612081

約数列:

[1, 3, 9, 27, 41, 81, 123, 197, 243, 369, 591, 729, 1107, 1773, 2187, 3321, 5319, 8077, 9963, 15957, 24231, 29889, 47871, 72693, 89667, 143613, 218079, 430839, 654237, 1962711, 5888133, 17664399]

約数ペア:

[(1, 17664399), (3, 5888133), (9, 1962711), (27, 654237), (41, 430839), (81, 218079), (123, 143613), (197, 89667), (243, 72693), (369, 47871), (591, 29889), (729, 24231), (1107, 15957), (1773, 9963), (2187, 8077), (3321, 5319)]