72171243

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{6907}}^1$

素因数の和:6965

約数の個数: 24

約数和(自身を含む): 110638528

約数和(自身を除く): 38467285

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 1161, 3483, 6907, 10449, 20721, 62163, 186489, 297001, 559467, 891003, 1678401, 2673009, 8019027, 24057081, 72171243]

約数ペア:

[(1, 72171243), (3, 24057081), (9, 8019027), (27, 2673009), (43, 1678401), (81, 891003), (129, 559467), (243, 297001), (387, 186489), (1161, 62163), (3483, 20721), (6907, 10449)]