38983749

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 61102080

約数和(自身を除く): 22118331

約数列:

[1, 3, 7, 21, 67, 103, 201, 269, 309, 469, 721, 807, 1407, 1883, 2163, 5649, 6901, 18023, 20703, 27707, 48307, 54069, 83121, 126161, 144921, 193949, 378483, 581847, 1856369, 5569107, 12994583, 38983749]

約数ペア:

[(1, 38983749), (3, 12994583), (7, 5569107), (21, 1856369), (67, 581847), (103, 378483), (201, 193949), (269, 144921), (309, 126161), (469, 83121), (721, 54069), (807, 48307), (1407, 27707), (1883, 20703), (2163, 18023), (5649, 6901)]