42147902

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1\times {\mathrm{487}}^1$

素因数の和:995

約数の個数: 16

約数和(自身を含む): 64093920

約数和(自身を除く): 21946018

約数列:

[1, 2, 109, 218, 397, 487, 794, 974, 43273, 53083, 86546, 106166, 193339, 386678, 21073951, 42147902]

約数ペア:

[(1, 42147902), (2, 21073951), (109, 386678), (218, 193339), (397, 106166), (487, 86546), (794, 53083), (974, 43273)]