1979712917

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41281}}^1$

素因数の和:41349

約数の個数: 32

約数和(自身を含む): 2663184384

約数和(自身を除く): 683471467

約数列:

[1, 7, 13, 17, 31, 91, 119, 217, 221, 403, 527, 1547, 2821, 3689, 6851, 41281, 47957, 288967, 536653, 701777, 1279711, 3756571, 4912439, 8957977, 9123101, 16636243, 21755087, 63861707, 116453701, 152285609, 282816131, 1979712917]

約数ペア:

[(1, 1979712917), (7, 282816131), (13, 152285609), (17, 116453701), (31, 63861707), (91, 21755087), (119, 16636243), (217, 9123101), (221, 8957977), (403, 4912439), (527, 3756571), (1547, 1279711), (2821, 701777), (3689, 536653), (6851, 288967), (41281, 47957)]