89878971

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4637}}^1$

素因数の和:4731

約数の個数: 32

約数和(自身を含む): 149603328

約数和(自身を除く): 59724357

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 497, 923, 1491, 2769, 4637, 6461, 13911, 19383, 32459, 60281, 97377, 180843, 329227, 421967, 987681, 1265901, 2304589, 4279951, 6913767, 12839853, 29959657, 89878971]

約数ペア:

[(1, 89878971), (3, 29959657), (7, 12839853), (13, 6913767), (21, 4279951), (39, 2304589), (71, 1265901), (91, 987681), (213, 421967), (273, 329227), (497, 180843), (923, 97377), (1491, 60281), (2769, 32459), (4637, 19383), (6461, 13911)]