27340131

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 48964608

約数和(自身を除く): 21624477

約数列:

[1, 3, 7, 13, 17, 21, 39, 43, 51, 91, 119, 129, 137, 221, 273, 301, 357, 411, 559, 663, 731, 903, 959, 1547, 1677, 1781, 2193, 2329, 2877, 3913, 4641, 5117, 5343, 5891, 6987, 9503, 11739, 12467, 15351, 16303, 17673, 28509, 30277, 37401, 41237, 48909, 66521, 76583, 90831, 100147, 123711, 199563, 211939, 229749, 300441, 536081, 635817, 701029, 1301911, 1608243, 2103087, 3905733, 9113377, 27340131]

約数ペア:

[(1, 27340131), (3, 9113377), (7, 3905733), (13, 2103087), (17, 1608243), (21, 1301911), (39, 701029), (43, 635817), (51, 536081), (91, 300441), (119, 229749), (129, 211939), (137, 199563), (221, 123711), (273, 100147), (301, 90831), (357, 76583), (411, 66521), (559, 48909), (663, 41237), (731, 37401), (903, 30277), (959, 28509), (1547, 17673), (1677, 16303), (1781, 15351), (2193, 12467), (2329, 11739), (2877, 9503), (3913, 6987), (4641, 5891), (5117, 5343)]