247403541

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{56369}}^1$

素因数の和:56409

約数の個数: 32

約数和(自身を含む): 432921600

約数和(自身を除く): 185518059

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 4389, 56369, 169107, 394583, 620059, 1071011, 1183749, 1860177, 3213033, 4340413, 7497077, 11781121, 13021239, 22491231, 35343363, 82467847, 247403541]

約数ペア:

[(1, 247403541), (3, 82467847), (7, 35343363), (11, 22491231), (19, 13021239), (21, 11781121), (33, 7497077), (57, 4340413), (77, 3213033), (133, 1860177), (209, 1183749), (231, 1071011), (399, 620059), (627, 394583), (1463, 169107), (4389, 56369)]