520026409

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1\times {\mathrm{233}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 638426880

約数和(自身を除く): 118400471

約数列:

[1, 7, 19, 97, 133, 173, 233, 679, 1211, 1631, 1843, 3287, 4427, 12901, 16781, 22601, 23009, 30989, 40309, 117467, 158207, 282163, 318839, 429419, 765871, 2231873, 3005933, 3909973, 5361097, 27369811, 74289487, 520026409]

約数ペア:

[(1, 520026409), (7, 74289487), (19, 27369811), (97, 5361097), (133, 3909973), (173, 3005933), (233, 2231873), (679, 765871), (1211, 429419), (1631, 318839), (1843, 282163), (3287, 158207), (4427, 117467), (12901, 40309), (16781, 30989), (22601, 23009)]