201323258981

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20357}}^1\times {\mathrm{40039}}^1$

素因数の和:60428

約数の個数: 16

約数和(自身を含む): 228237609600

約数和(自身を除く): 26914350619

約数列:

[1, 13, 19, 247, 20357, 40039, 264641, 386783, 520507, 760741, 5028179, 9889633, 815073923, 10595960999, 15486404537, 201323258981]

約数ペア:

[(1, 201323258981), (13, 15486404537), (19, 10595960999), (247, 815073923), (20357, 9889633), (40039, 5028179), (264641, 760741), (386783, 520507)]