49953865

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1907}}^1$

素因数の和:1969

約数の個数: 24

約数和(自身を含む): 67039488

約数和(自身を除く): 17085623

約数列:

[1, 5, 13, 31, 65, 155, 169, 403, 845, 1907, 2015, 5239, 9535, 24791, 26195, 59117, 123955, 295585, 322283, 768521, 1611415, 3842605, 9990773, 49953865]

約数ペア:

[(1, 49953865), (5, 9990773), (13, 3842605), (31, 1611415), (65, 768521), (155, 322283), (169, 295585), (403, 123955), (845, 59117), (1907, 26195), (2015, 24791), (5239, 9535)]