215211502

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{43867}}^1$

素因数の和:44103

約数の個数: 16

約数和(自身を含む): 353751552

約数和(自身を除く): 138540050

約数列:

[1, 2, 11, 22, 223, 446, 2453, 4906, 43867, 87734, 482537, 965074, 9782341, 19564682, 107605751, 215211502]

約数ペア:

[(1, 215211502), (2, 107605751), (11, 19564682), (22, 9782341), (223, 965074), (446, 482537), (2453, 87734), (4906, 43867)]