38347491

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7393}}^1$

素因数の和:7435

約数の個数: 32

約数和(自身を含む): 66250240

約数和(自身を除く): 27902749

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 7393, 22179, 51751, 96109, 140467, 155253, 288327, 421401, 672763, 983269, 1826071, 2018289, 2949807, 5478213, 12782497, 38347491]

約数ペア:

[(1, 38347491), (3, 12782497), (7, 5478213), (13, 2949807), (19, 2018289), (21, 1826071), (39, 983269), (57, 672763), (91, 421401), (133, 288327), (247, 155253), (273, 140467), (399, 96109), (741, 51751), (1729, 22179), (5187, 7393)]