290419047

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{2089}}^1$

素因数の和:2388

約数の個数: 32

約数和(自身を含む): 454784000

約数和(自身を除く): 164364953

約数列:

[1, 3, 9, 19, 27, 57, 171, 271, 513, 813, 2089, 2439, 5149, 6267, 7317, 15447, 18801, 39691, 46341, 56403, 119073, 139023, 357219, 566119, 1071657, 1698357, 5095071, 10756261, 15285213, 32268783, 96806349, 290419047]

約数ペア:

[(1, 290419047), (3, 96806349), (9, 32268783), (19, 15285213), (27, 10756261), (57, 5095071), (171, 1698357), (271, 1071657), (513, 566119), (813, 357219), (2089, 139023), (2439, 119073), (5149, 56403), (6267, 46341), (7317, 39691), (15447, 18801)]