917504861

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{479}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 1201213440

約数和(自身を除く): 283708579

約数列:

[1, 7, 13, 31, 49, 91, 97, 217, 403, 479, 637, 679, 1261, 1519, 2821, 3007, 3353, 4753, 6227, 8827, 14849, 19747, 21049, 23471, 39091, 43589, 46463, 61789, 103943, 147343, 193037, 273637, 305123, 325241, 604019, 727601, 1351259, 1440353, 1915459, 2276687, 4228133, 9458813, 10082471, 18724589, 29596931, 70577297, 131072123, 917504861]

約数ペア:

[(1, 917504861), (7, 131072123), (13, 70577297), (31, 29596931), (49, 18724589), (91, 10082471), (97, 9458813), (217, 4228133), (403, 2276687), (479, 1915459), (637, 1440353), (679, 1351259), (1261, 727601), (1519, 604019), (2821, 325241), (3007, 305123), (3353, 273637), (4753, 193037), (6227, 147343), (8827, 103943), (14849, 61789), (19747, 46463), (21049, 43589), (23471, 39091)]