127790481

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 220147200

約数和(自身を除く): 92356719

約数列:

[1, 3, 7, 13, 21, 39, 41, 49, 91, 123, 147, 233, 273, 287, 343, 533, 637, 699, 861, 1029, 1599, 1631, 1911, 2009, 3029, 3731, 4459, 4893, 6027, 9087, 9553, 11193, 11417, 13377, 14063, 21203, 26117, 28659, 34251, 42189, 63609, 66871, 78351, 79919, 124189, 148421, 182819, 200613, 239757, 372567, 445263, 468097, 548457, 869323, 1038947, 1404291, 2607969, 3116841, 3276679, 6085261, 9830037, 18255783, 42596827, 127790481]

約数ペア:

[(1, 127790481), (3, 42596827), (7, 18255783), (13, 9830037), (21, 6085261), (39, 3276679), (41, 3116841), (49, 2607969), (91, 1404291), (123, 1038947), (147, 869323), (233, 548457), (273, 468097), (287, 445263), (343, 372567), (533, 239757), (637, 200613), (699, 182819), (861, 148421), (1029, 124189), (1599, 79919), (1631, 78351), (1911, 66871), (2009, 63609), (3029, 42189), (3731, 34251), (4459, 28659), (4893, 26117), (6027, 21203), (9087, 14063), (9553, 13377), (11193, 11417)]