387639273

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{51133}}^1$

素因数の和:51181

約数の個数: 24

約数和(自身を含む): 623425728

約数和(自身を除く): 235786455

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 7581, 51133, 153399, 357931, 971527, 1073793, 2914581, 6800689, 18459013, 20402067, 55377039, 129213091, 387639273]

約数ペア:

[(1, 387639273), (3, 129213091), (7, 55377039), (19, 20402067), (21, 18459013), (57, 6800689), (133, 2914581), (361, 1073793), (399, 971527), (1083, 357931), (2527, 153399), (7581, 51133)]