42778827

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{757}}^1$

素因数の和:809

約数の個数: 64

約数和(自身を含む): 81500160

約数和(自身を除く): 38721333

約数列:

[1, 3, 7, 9, 13, 21, 23, 27, 39, 63, 69, 91, 117, 161, 189, 207, 273, 299, 351, 483, 621, 757, 819, 897, 1449, 2093, 2271, 2457, 2691, 4347, 5299, 6279, 6813, 8073, 9841, 15897, 17411, 18837, 20439, 29523, 47691, 52233, 56511, 68887, 88569, 121877, 143073, 156699, 206661, 226343, 265707, 365631, 470097, 619983, 679029, 1096893, 1584401, 1859949, 2037087, 3290679, 4753203, 6111261, 14259609, 42778827]

約数ペア:

[(1, 42778827), (3, 14259609), (7, 6111261), (9, 4753203), (13, 3290679), (21, 2037087), (23, 1859949), (27, 1584401), (39, 1096893), (63, 679029), (69, 619983), (91, 470097), (117, 365631), (161, 265707), (189, 226343), (207, 206661), (273, 156699), (299, 143073), (351, 121877), (483, 88569), (621, 68887), (757, 56511), (819, 52233), (897, 47691), (1449, 29523), (2093, 20439), (2271, 18837), (2457, 17411), (2691, 15897), (4347, 9841), (5299, 8073), (6279, 6813)]