28447615

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 40771584

約数和(自身を除く): 12323969

約数列:

[1, 5, 7, 31, 35, 155, 157, 167, 217, 785, 835, 1085, 1099, 1169, 4867, 5177, 5495, 5845, 24335, 25885, 26219, 34069, 36239, 131095, 170345, 181195, 183533, 812789, 917665, 4063945, 5689523, 28447615]

約数ペア:

[(1, 28447615), (5, 5689523), (7, 4063945), (31, 917665), (35, 812789), (155, 183533), (157, 181195), (167, 170345), (217, 131095), (785, 36239), (835, 34069), (1085, 26219), (1099, 25885), (1169, 24335), (4867, 5845), (5177, 5495)]