128080904

素因数分解:

$2^3\times 7^2\times {\mathrm{326737}}^1$

素因数の和:326757

約数の個数: 24

約数和(自身を含む): 279360990

約数和(自身を除く): 151280086

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 326737, 653474, 1306948, 2287159, 2613896, 4574318, 9148636, 16010113, 18297272, 32020226, 64040452, 128080904]

約数ペア:

[(1, 128080904), (2, 64040452), (4, 32020226), (7, 18297272), (8, 16010113), (14, 9148636), (28, 4574318), (49, 2613896), (56, 2287159), (98, 1306948), (196, 653474), (392, 326737)]