131180252

素因数分解:

$2^2\times 7^2\times {\mathrm{669287}}^1$

素因数の和:669305

約数の個数: 18

約数和(自身を含む): 267045912

約数和(自身を除く): 135865660

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 669287, 1338574, 2677148, 4685009, 9370018, 18740036, 32795063, 65590126, 131180252]

約数ペア:

[(1, 131180252), (2, 65590126), (4, 32795063), (7, 18740036), (14, 9370018), (28, 4685009), (49, 2677148), (98, 1338574), (196, 669287)]