218335033

素因数分解:

$7^2\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:553

約数の個数: 24

約数和(自身を含む): 259048584

約数和(自身を除く): 40713551

約数列:

[1, 7, 49, 101, 157, 281, 707, 1099, 1967, 4949, 7693, 13769, 15857, 28381, 44117, 110999, 198667, 308819, 776993, 1390669, 2161733, 4455817, 31190719, 218335033]

約数ペア:

[(1, 218335033), (7, 31190719), (49, 4455817), (101, 2161733), (157, 1390669), (281, 776993), (707, 308819), (1099, 198667), (1967, 110999), (4949, 44117), (7693, 28381), (13769, 15857)]