2389205

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:173

約数の個数: 32

約数和(自身を含む): 3628800

約数和(自身を除く): 1239595

約数列:

[1, 5, 7, 13, 35, 59, 65, 89, 91, 295, 413, 445, 455, 623, 767, 1157, 2065, 3115, 3835, 5251, 5369, 5785, 8099, 26255, 26845, 36757, 40495, 68263, 183785, 341315, 477841, 2389205]

約数ペア:

[(1, 2389205), (5, 477841), (7, 341315), (13, 183785), (35, 68263), (59, 40495), (65, 36757), (89, 26845), (91, 26255), (295, 8099), (413, 5785), (445, 5369), (455, 5251), (623, 3835), (767, 3115), (1157, 2065)]