4771143

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:245

約数の個数: 40

約数和(自身を含む): 8049888

約数和(自身を除く): 3278745

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 81, 117, 197, 207, 299, 351, 591, 621, 897, 1053, 1773, 1863, 2561, 2691, 4531, 5319, 7683, 8073, 13593, 15957, 23049, 24219, 40779, 58903, 69147, 122337, 176709, 207441, 367011, 530127, 1590381, 4771143]

約数ペア:

[(1, 4771143), (3, 1590381), (9, 530127), (13, 367011), (23, 207441), (27, 176709), (39, 122337), (69, 69147), (81, 58903), (117, 40779), (197, 24219), (207, 23049), (299, 15957), (351, 13593), (591, 8073), (621, 7683), (897, 5319), (1053, 4531), (1773, 2691), (1863, 2561)]