715974721

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 941424768

約数和(自身を除く): 225450047

約数列:

[1, 7, 11, 49, 53, 71, 77, 353, 371, 497, 539, 583, 781, 2471, 2597, 3479, 3763, 3883, 4081, 5467, 17297, 18709, 25063, 26341, 27181, 28567, 38269, 41393, 130963, 175441, 184387, 190267, 205799, 275693, 289751, 916741, 1228087, 1328339, 1440593, 1929851, 2028257, 9298373, 10084151, 13508957, 14611729, 65088611, 102282103, 715974721]

約数ペア:

[(1, 715974721), (7, 102282103), (11, 65088611), (49, 14611729), (53, 13508957), (71, 10084151), (77, 9298373), (353, 2028257), (371, 1929851), (497, 1440593), (539, 1328339), (583, 1228087), (781, 916741), (2471, 289751), (2597, 275693), (3479, 205799), (3763, 190267), (3883, 184387), (4081, 175441), (5467, 130963), (17297, 41393), (18709, 38269), (25063, 28567), (26341, 27181)]