142279905

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{220589}}^1$

素因数の和:220640

約数の個数: 16

約数和(自身を含む): 232943040

約数和(自身を除く): 90663135

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 220589, 661767, 1102945, 3308835, 9485327, 28455981, 47426635, 142279905]

約数ペア:

[(1, 142279905), (3, 47426635), (5, 28455981), (15, 9485327), (43, 3308835), (129, 1102945), (215, 661767), (645, 220589)]