15877881

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{661}}^1$

素因数の和:841

約数の個数: 24

約数和(自身を含む): 24475464

約数和(自身を除く): 8597583

約数列:

[1, 3, 9, 17, 51, 153, 157, 471, 661, 1413, 1983, 2669, 5949, 8007, 11237, 24021, 33711, 101133, 103777, 311331, 933993, 1764209, 5292627, 15877881]

約数ペア:

[(1, 15877881), (3, 5292627), (9, 1764209), (17, 933993), (51, 311331), (153, 103777), (157, 101133), (471, 33711), (661, 24021), (1413, 11237), (1983, 8007), (2669, 5949)]