72662681

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 94348800

約数和(自身を除く): 21686119

約数列:

[1, 7, 13, 23, 91, 149, 161, 233, 299, 1043, 1631, 1937, 2093, 3029, 3427, 5359, 13559, 21203, 23989, 34717, 37513, 44551, 69667, 243019, 311857, 451321, 487669, 798491, 3159247, 5589437, 10380383, 72662681]

約数ペア:

[(1, 72662681), (7, 10380383), (13, 5589437), (23, 3159247), (91, 798491), (149, 487669), (161, 451321), (233, 311857), (299, 243019), (1043, 69667), (1631, 44551), (1937, 37513), (2093, 34717), (3029, 23989), (3427, 21203), (5359, 13559)]