89788321

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^2\times {\mathrm{83}}^1$

素因数の和:265

約数の個数: 24

約数和(自身を含む): 108924480

約数和(自身を除く): 19136159

約数列:

[1, 7, 29, 73, 83, 203, 511, 581, 2117, 2407, 5329, 6059, 14819, 16849, 37303, 42413, 154541, 175711, 442307, 1081787, 1229977, 3096149, 12826903, 89788321]

約数ペア:

[(1, 89788321), (7, 12826903), (29, 3096149), (73, 1229977), (83, 1081787), (203, 442307), (511, 175711), (581, 154541), (2117, 42413), (2407, 37303), (5329, 16849), (6059, 14819)]