30872065

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 44073216

約数和(自身を除く): 13201151

約数列:

[1, 5, 7, 35, 43, 73, 215, 281, 301, 365, 511, 1405, 1505, 1967, 2555, 3139, 9835, 12083, 15695, 20513, 21973, 60415, 84581, 102565, 109865, 143591, 422905, 717955, 882059, 4410295, 6174413, 30872065]

約数ペア:

[(1, 30872065), (5, 6174413), (7, 4410295), (35, 882059), (43, 717955), (73, 422905), (215, 143591), (281, 109865), (301, 102565), (365, 84581), (511, 60415), (1405, 21973), (1505, 20513), (1967, 15695), (2555, 12083), (3139, 9835)]