213048018

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{281}}^1\times {\mathrm{577}}^1$

素因数の和:939

約数の個数: 48

約数和(自身を含む): 470406456

約数和(自身を除く): 257358438

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 281, 438, 562, 577, 657, 843, 1154, 1314, 1686, 1731, 2529, 3462, 5058, 5193, 10386, 20513, 41026, 42121, 61539, 84242, 123078, 126363, 162137, 184617, 252726, 324274, 369234, 379089, 486411, 758178, 972822, 1459233, 2918466, 11836001, 23672002, 35508003, 71016006, 106524009, 213048018]

約数ペア:

[(1, 213048018), (2, 106524009), (3, 71016006), (6, 35508003), (9, 23672002), (18, 11836001), (73, 2918466), (146, 1459233), (219, 972822), (281, 758178), (438, 486411), (562, 379089), (577, 369234), (657, 324274), (843, 252726), (1154, 184617), (1314, 162137), (1686, 126363), (1731, 123078), (2529, 84242), (3462, 61539), (5058, 42121), (5193, 41026), (10386, 20513)]