31008117

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1493}}^1$

素因数の和:1569

約数の個数: 32

約数和(自身を含む): 50485248

約数和(自身を除く): 19477131

約数列:

[1, 3, 7, 21, 23, 43, 69, 129, 161, 301, 483, 903, 989, 1493, 2967, 4479, 6923, 10451, 20769, 31353, 34339, 64199, 103017, 192597, 240373, 449393, 721119, 1348179, 1476577, 4429731, 10336039, 31008117]

約数ペア:

[(1, 31008117), (3, 10336039), (7, 4429731), (21, 1476577), (23, 1348179), (43, 721119), (69, 449393), (129, 240373), (161, 192597), (301, 103017), (483, 64199), (903, 34339), (989, 31353), (1493, 20769), (2967, 10451), (4479, 6923)]