41391987

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 69569280

約数和(自身を除く): 28177293

約数列:

[1, 3, 7, 13, 21, 39, 91, 107, 109, 169, 273, 321, 327, 507, 749, 763, 1183, 1391, 1417, 2247, 2289, 3549, 4173, 4251, 9737, 9919, 11663, 18083, 18421, 29211, 29757, 34989, 54249, 55263, 81641, 126581, 128947, 151619, 244923, 379743, 386841, 454857, 1061333, 1971047, 3183999, 5913141, 13797329, 41391987]

約数ペア:

[(1, 41391987), (3, 13797329), (7, 5913141), (13, 3183999), (21, 1971047), (39, 1061333), (91, 454857), (107, 386841), (109, 379743), (169, 244923), (273, 151619), (321, 128947), (327, 126581), (507, 81641), (749, 55263), (763, 54249), (1183, 34989), (1391, 29757), (1417, 29211), (2247, 18421), (2289, 18083), (3549, 11663), (4173, 9919), (4251, 9737)]