81971328

素因数分解:

$2^7\times 3^1\times {\mathrm{213467}}^1$

素因数の和:213484

約数の個数: 32

約数和(自身を含む): 217737360

約数和(自身を除く): 135766032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 213467, 426934, 640401, 853868, 1280802, 1707736, 2561604, 3415472, 5123208, 6830944, 10246416, 13661888, 20492832, 27323776, 40985664, 81971328]

約数ペア:

[(1, 81971328), (2, 40985664), (3, 27323776), (4, 20492832), (6, 13661888), (8, 10246416), (12, 6830944), (16, 5123208), (24, 3415472), (32, 2561604), (48, 1707736), (64, 1280802), (96, 853868), (128, 640401), (192, 426934), (384, 213467)]