128020554

素因数分解:

$2^1\times 3^3\times {\mathrm{103}}^1\times {\mathrm{23017}}^1$

素因数の和:23131

約数の個数: 32

約数和(自身を含む): 287264640

約数和(自身を除く): 159244086

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 103, 206, 309, 618, 927, 1854, 2781, 5562, 23017, 46034, 69051, 138102, 207153, 414306, 621459, 1242918, 2370751, 4741502, 7112253, 14224506, 21336759, 42673518, 64010277, 128020554]

約数ペア:

[(1, 128020554), (2, 64010277), (3, 42673518), (6, 21336759), (9, 14224506), (18, 7112253), (27, 4741502), (54, 2370751), (103, 1242918), (206, 621459), (309, 414306), (618, 207153), (927, 138102), (1854, 69051), (2781, 46034), (5562, 23017)]