47438721

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 80466048

約数和(自身を除く): 33027327

約数列:

[1, 3, 9, 11, 17, 33, 51, 71, 99, 153, 187, 213, 397, 561, 639, 781, 1191, 1207, 1683, 2343, 3573, 3621, 4367, 6749, 7029, 10863, 13101, 13277, 20247, 28187, 39303, 39831, 60741, 74239, 84561, 119493, 222717, 253683, 310057, 479179, 668151, 930171, 1437537, 2790513, 4312611, 5270969, 15812907, 47438721]

約数ペア:

[(1, 47438721), (3, 15812907), (9, 5270969), (11, 4312611), (17, 2790513), (33, 1437537), (51, 930171), (71, 668151), (99, 479179), (153, 310057), (187, 253683), (213, 222717), (397, 119493), (561, 84561), (639, 74239), (781, 60741), (1191, 39831), (1207, 39303), (1683, 28187), (2343, 20247), (3573, 13277), (3621, 13101), (4367, 10863), (6749, 7029)]