128332904

素因数分解:

$2^3\times 7^1\times {\mathrm{2291659}}^1$

素因数の和:2291672

約数の個数: 16

約数和(自身を含む): 274999200

約数和(自身を除く): 146666296

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2291659, 4583318, 9166636, 16041613, 18333272, 32083226, 64166452, 128332904]

約数ペア:

[(1, 128332904), (2, 64166452), (4, 32083226), (7, 18333272), (8, 16041613), (14, 9166636), (28, 4583318), (56, 2291659)]