13000821

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{401}}^1$

素因数の和:612

約数の個数: 16

約数和(自身を含む): 17713728

約数和(自身を除く): 4712907

約数列:

[1, 3, 101, 107, 303, 321, 401, 1203, 10807, 32421, 40501, 42907, 121503, 128721, 4333607, 13000821]

約数ペア:

[(1, 13000821), (3, 4333607), (101, 128721), (107, 121503), (303, 42907), (321, 40501), (401, 32421), (1203, 10807)]