421479071

素因数分解:

${\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 502656000

約数和(自身を除く): 81176929

約数列:

[1, 13, 19, 23, 169, 247, 299, 437, 439, 2197, 3211, 3887, 5681, 5707, 8341, 10097, 41743, 50531, 73853, 74191, 108433, 131261, 191843, 960089, 964483, 1409629, 1706393, 2493959, 18325177, 22183109, 32421467, 421479071]

約数ペア:

[(1, 421479071), (13, 32421467), (19, 22183109), (23, 18325177), (169, 2493959), (247, 1706393), (299, 1409629), (437, 964483), (439, 960089), (2197, 191843), (3211, 131261), (3887, 108433), (5681, 74191), (5707, 73853), (8341, 50531), (10097, 41743)]