391938327

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{208367}}^1$

素因数の和:208403

約数の個数: 24

約数和(自身を含む): 650108160

約数和(自身を除く): 258169833

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 208367, 625101, 1875303, 2292037, 3958973, 6876111, 11876919, 20628333, 35630757, 43548703, 130646109, 391938327]

約数ペア:

[(1, 391938327), (3, 130646109), (9, 43548703), (11, 35630757), (19, 20628333), (33, 11876919), (57, 6876111), (99, 3958973), (171, 2292037), (209, 1875303), (627, 625101), (1881, 208367)]