13189401

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{563}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 20236320

約数和(自身を除く): 7046919

約数列:

[1, 3, 9, 19, 57, 137, 171, 411, 563, 1233, 1689, 2603, 5067, 7809, 10697, 23427, 32091, 77131, 96273, 231393, 694179, 1465489, 4396467, 13189401]

約数ペア:

[(1, 13189401), (3, 4396467), (9, 1465489), (19, 694179), (57, 231393), (137, 96273), (171, 77131), (411, 32091), (563, 23427), (1233, 10697), (1689, 7809), (2603, 5067)]