39893553

素因数分解:

$3^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 69888000

約数和(自身を除く): 29994447

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 243, 329, 423, 499, 567, 987, 1269, 1497, 1701, 2961, 3493, 3807, 4491, 8883, 10479, 11421, 13473, 23453, 26649, 31437, 40419, 70359, 79947, 94311, 121257, 164171, 211077, 282933, 492513, 633231, 848799, 1477539, 1899693, 4432617, 5699079, 13297851, 39893553]

約数ペア:

[(1, 39893553), (3, 13297851), (7, 5699079), (9, 4432617), (21, 1899693), (27, 1477539), (47, 848799), (63, 633231), (81, 492513), (141, 282933), (189, 211077), (243, 164171), (329, 121257), (423, 94311), (499, 79947), (567, 70359), (987, 40419), (1269, 31437), (1497, 26649), (1701, 23453), (2961, 13473), (3493, 11421), (3807, 10479), (4491, 8883)]