1290873591

素因数分解:

$3^5\times 7^2\times {\mathrm{108413}}^1$

素因数の和:108442

約数の個数: 36

約数和(自身を含む): 2249373672

約数和(自身を除く): 958500081

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1323, 1701, 3969, 11907, 108413, 325239, 758891, 975717, 2276673, 2927151, 5312237, 6830019, 8781453, 15936711, 20490057, 26344359, 47810133, 61470171, 143430399, 184410513, 430291197, 1290873591]

約数ペア:

[(1, 1290873591), (3, 430291197), (7, 184410513), (9, 143430399), (21, 61470171), (27, 47810133), (49, 26344359), (63, 20490057), (81, 15936711), (147, 8781453), (189, 6830019), (243, 5312237), (441, 2927151), (567, 2276673), (1323, 975717), (1701, 758891), (3969, 325239), (11907, 108413)]