1967645439

素因数分解:

$3^4\times {\mathrm{3517}}^1\times {\mathrm{6907}}^1$

素因数の和:10436

約数の個数: 20

約数和(自身を含む): 2940583624

約数和(自身を除く): 972938185

約数列:

[1, 3, 9, 27, 81, 3517, 6907, 10551, 20721, 31653, 62163, 94959, 186489, 284877, 559467, 24291919, 72875757, 218627271, 655881813, 1967645439]

約数ペア:

[(1, 1967645439), (3, 655881813), (9, 218627271), (27, 72875757), (81, 24291919), (3517, 559467), (6907, 284877), (10551, 186489), (20721, 94959), (31653, 62163)]