12970521

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{751}}^1$

素因数の和:877

約数の個数: 24

約数和(自身を含む): 19943040

約数和(自身を除く): 6972519

約数列:

[1, 3, 9, 19, 57, 101, 171, 303, 751, 909, 1919, 2253, 5757, 6759, 14269, 17271, 42807, 75851, 128421, 227553, 682659, 1441169, 4323507, 12970521]

約数ペア:

[(1, 12970521), (3, 4323507), (9, 1441169), (19, 682659), (57, 227553), (101, 128421), (171, 75851), (303, 42807), (751, 17271), (909, 14269), (1919, 6759), (2253, 5757)]