215605874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1289}}^1\times {\mathrm{7603}}^1$

素因数の和:8905

約数の個数: 16

約数和(自身を含む): 353129760

約数和(自身を除く): 137523886

約数列:

[1, 2, 11, 22, 1289, 2578, 7603, 14179, 15206, 28358, 83633, 167266, 9800267, 19600534, 107802937, 215605874]

約数ペア:

[(1, 215605874), (2, 107802937), (11, 19600534), (22, 9800267), (1289, 167266), (2578, 83633), (7603, 28358), (14179, 15206)]