208041308735

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{168454501}}^1$

素因数の和:168454538

約数の個数: 16

約数和(自身を含む): 283003563360

約数和(自身を除く): 74962254625

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 168454501, 842272505, 2189908513, 3200635519, 10949542565, 16003177595, 41608261747, 208041308735]

約数ペア:

[(1, 208041308735), (5, 41608261747), (13, 16003177595), (19, 10949542565), (65, 3200635519), (95, 2189908513), (247, 842272505), (1235, 168454501)]