28471988

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{191}}^1\times {\mathrm{449}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 50803200

約数和(自身を除く): 22331212

約数列:

[1, 2, 4, 83, 166, 191, 332, 382, 449, 764, 898, 1796, 15853, 31706, 37267, 63412, 74534, 85759, 149068, 171518, 343036, 7117997, 14235994, 28471988]

約数ペア:

[(1, 28471988), (2, 14235994), (4, 7117997), (83, 343036), (166, 171518), (191, 149068), (332, 85759), (382, 74534), (449, 63412), (764, 37267), (898, 31706), (1796, 15853)]