15916887

素因数分解:

$3^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{797}}^1$

素因数の和:1127

約数の個数: 24

約数和(自身を含む): 26391456

約数和(自身を除く): 10474569

約数列:

[1, 3, 7, 9, 21, 63, 317, 797, 951, 2219, 2391, 2853, 5579, 6657, 7173, 16737, 19971, 50211, 252649, 757947, 1768543, 2273841, 5305629, 15916887]

約数ペア:

[(1, 15916887), (3, 5305629), (7, 2273841), (9, 1768543), (21, 757947), (63, 252649), (317, 50211), (797, 19971), (951, 16737), (2219, 7173), (2391, 6657), (2853, 5579)]