83240787

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{719}}^1$

素因数の和:915

約数の個数: 32

約数和(自身を含む): 131328000

約数和(自身を除く): 48087213

約数列:

[1, 3, 7, 21, 37, 111, 149, 259, 447, 719, 777, 1043, 2157, 3129, 5033, 5513, 15099, 16539, 26603, 38591, 79809, 107131, 115773, 186221, 321393, 558663, 749917, 2249751, 3963847, 11891541, 27746929, 83240787]

約数ペア:

[(1, 83240787), (3, 27746929), (7, 11891541), (21, 3963847), (37, 2249751), (111, 749917), (149, 558663), (259, 321393), (447, 186221), (719, 115773), (777, 107131), (1043, 79809), (2157, 38591), (3129, 26603), (5033, 16539), (5513, 15099)]