764691837

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:618

約数の個数: 64

約数和(自身を含む): 1289723904

約数和(自身を除く): 525032067

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 97, 201, 273, 291, 431, 469, 679, 871, 1261, 1293, 1407, 2037, 2613, 3017, 3783, 5603, 6097, 6499, 8827, 9051, 16809, 18291, 19497, 26481, 28877, 39221, 41807, 45493, 84487, 86631, 117663, 125421, 136479, 202139, 253461, 292649, 375401, 543491, 591409, 606417, 877947, 1126203, 1630473, 1774227, 2627807, 2801069, 3804437, 7883421, 8403207, 11413311, 19607483, 36413897, 58822449, 109241691, 254897279, 764691837]

約数ペア:

[(1, 764691837), (3, 254897279), (7, 109241691), (13, 58822449), (21, 36413897), (39, 19607483), (67, 11413311), (91, 8403207), (97, 7883421), (201, 3804437), (273, 2801069), (291, 2627807), (431, 1774227), (469, 1630473), (679, 1126203), (871, 877947), (1261, 606417), (1293, 591409), (1407, 543491), (2037, 375401), (2613, 292649), (3017, 253461), (3783, 202139), (5603, 136479), (6097, 125421), (6499, 117663), (8827, 86631), (9051, 84487), (16809, 45493), (18291, 41807), (19497, 39221), (26481, 28877)]