253449417

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{342037}}^1$

素因数の和:342072

約数の個数: 16

約数和(自身を含む): 383082560

約数和(自身を除く): 129633143

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 342037, 1026111, 4446481, 6498703, 13339443, 19496109, 84483139, 253449417]

約数ペア:

[(1, 253449417), (3, 84483139), (13, 19496109), (19, 13339443), (39, 6498703), (57, 4446481), (247, 1026111), (741, 342037)]