65142021

素因数分解:

$3^1\times 7^2\times {\mathrm{503}}^1\times {\mathrm{881}}^1$

素因数の和:1401

約数の個数: 24

約数和(自身を含む): 101352384

約数和(自身を除く): 36210363

約数列:

[1, 3, 7, 21, 49, 147, 503, 881, 1509, 2643, 3521, 6167, 10563, 18501, 24647, 43169, 73941, 129507, 443143, 1329429, 3102001, 9306003, 21714007, 65142021]

約数ペア:

[(1, 65142021), (3, 21714007), (7, 9306003), (21, 3102001), (49, 1329429), (147, 443143), (503, 129507), (881, 73941), (1509, 43169), (2643, 24647), (3521, 18501), (6167, 10563)]