38910641

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 51314688

約数和(自身を除く): 12404047

約数列:

[1, 7, 11, 23, 77, 127, 161, 173, 253, 889, 1211, 1397, 1771, 1903, 2921, 3979, 9779, 13321, 20447, 21971, 27853, 32131, 43769, 153797, 224917, 241681, 306383, 505333, 1691767, 3537331, 5558663, 38910641]

約数ペア:

[(1, 38910641), (7, 5558663), (11, 3537331), (23, 1691767), (77, 505333), (127, 306383), (161, 241681), (173, 224917), (253, 153797), (889, 43769), (1211, 32131), (1397, 27853), (1771, 21971), (1903, 20447), (2921, 13321), (3979, 9779)]