131161156

素因数分解:

$2^2\times 7^1\times {\mathrm{509}}^1\times {\mathrm{9203}}^1$

素因数の和:9723

約数の個数: 24

約数和(自身を含む): 262866240

約数和(自身を除く): 131705084

約数列:

[1, 2, 4, 7, 14, 28, 509, 1018, 2036, 3563, 7126, 9203, 14252, 18406, 36812, 64421, 128842, 257684, 4684327, 9368654, 18737308, 32790289, 65580578, 131161156]

約数ペア:

[(1, 131161156), (2, 65580578), (4, 32790289), (7, 18737308), (14, 9368654), (28, 4684327), (509, 257684), (1018, 128842), (2036, 64421), (3563, 36812), (7126, 18406), (9203, 14252)]