40228139

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1223}}^1$

素因数の和:1394

約数の個数: 16

約数和(自身を含む): 47628288

約数和(自身を除く): 7400149

約数列:

[1, 7, 37, 127, 259, 889, 1223, 4699, 8561, 32893, 45251, 155321, 316757, 1087247, 5746877, 40228139]

約数ペア:

[(1, 40228139), (7, 5746877), (37, 1087247), (127, 316757), (259, 155321), (889, 45251), (1223, 32893), (4699, 8561)]