15721433590

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{647}}^1\times {\mathrm{3779}}^1$

素因数の和:5076

約数の個数: 32

約数和(自身を含む): 28393908480

約数和(自身を除く): 12672474890

約数列:

[1, 2, 5, 10, 643, 647, 1286, 1294, 3215, 3235, 3779, 6430, 6470, 7558, 18895, 37790, 416021, 832042, 2080105, 2429897, 2445013, 4160210, 4859794, 4890026, 12149485, 12225065, 24298970, 24450130, 1572143359, 3144286718, 7860716795, 15721433590]

約数ペア:

[(1, 15721433590), (2, 7860716795), (5, 3144286718), (10, 1572143359), (643, 24450130), (647, 24298970), (1286, 12225065), (1294, 12149485), (3215, 4890026), (3235, 4859794), (3779, 4160210), (6430, 2445013), (6470, 2429897), (7558, 2080105), (18895, 832042), (37790, 416021)]