3898937

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:488

約数の個数: 16

約数和(自身を含む): 4737792

約数和(自身を除く): 838855

約数列:

[1, 7, 23, 61, 161, 397, 427, 1403, 2779, 9131, 9821, 24217, 63917, 169519, 556991, 3898937]

約数ペア:

[(1, 3898937), (7, 556991), (23, 169519), (61, 63917), (161, 24217), (397, 9821), (427, 9131), (1403, 2779)]