213615145

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{971}}^1\times {\mathrm{1913}}^1$

素因数の和:2912

約数の個数: 16

約数和(自身を含む): 267898752

約数和(自身を除く): 54283607

約数列:

[1, 5, 23, 115, 971, 1913, 4855, 9565, 22333, 43999, 111665, 219995, 1857523, 9287615, 42723029, 213615145]

約数ペア:

[(1, 213615145), (5, 42723029), (23, 9287615), (115, 1857523), (971, 219995), (1913, 111665), (4855, 43999), (9565, 22333)]