217604013

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1\times {\mathrm{6791}}^1$

素因数の和:7776

約数の個数: 16

約数和(自身を含む): 316887552

約数和(自身を除く): 99283539

約数列:

[1, 3, 11, 33, 971, 2913, 6791, 10681, 20373, 32043, 74701, 224103, 6594061, 19782183, 72534671, 217604013]

約数ペア:

[(1, 217604013), (3, 72534671), (11, 19782183), (33, 6594061), (971, 224103), (2913, 74701), (6791, 32043), (10681, 20373)]