215504938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{238919}}^1$

素因数の和:238973

約数の個数: 16

約数和(自身を含む): 361247040

約数和(自身を除く): 145742102

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 238919, 477838, 2628109, 5256218, 9795679, 19591358, 107752469, 215504938]

約数ペア:

[(1, 215504938), (2, 107752469), (11, 19591358), (22, 9795679), (41, 5256218), (82, 2628109), (451, 477838), (902, 238919)]