213078928

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{281}}^1\times {\mathrm{571}}^1$

素因数の和:943

約数の個数: 40

約数和(自身を含む): 420035616

約数和(自身を除く): 206956688

約数列:

[1, 2, 4, 8, 16, 83, 166, 281, 332, 562, 571, 664, 1124, 1142, 1328, 2248, 2284, 4496, 4568, 9136, 23323, 46646, 47393, 93292, 94786, 160451, 186584, 189572, 320902, 373168, 379144, 641804, 758288, 1283608, 2567216, 13317433, 26634866, 53269732, 106539464, 213078928]

約数ペア:

[(1, 213078928), (2, 106539464), (4, 53269732), (8, 26634866), (16, 13317433), (83, 2567216), (166, 1283608), (281, 758288), (332, 641804), (562, 379144), (571, 373168), (664, 320902), (1124, 189572), (1142, 186584), (1328, 160451), (2248, 94786), (2284, 93292), (4496, 47393), (4568, 46646), (9136, 23323)]