5143985

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 7962624

約数和(自身を除く): 2818639

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 155, 217, 341, 385, 431, 1085, 1705, 2155, 2387, 3017, 4741, 11935, 13361, 15085, 23705, 33187, 66805, 93527, 146971, 165935, 467635, 734855, 1028797, 5143985]

約数ペア:

[(1, 5143985), (5, 1028797), (7, 734855), (11, 467635), (31, 165935), (35, 146971), (55, 93527), (77, 66805), (155, 33187), (217, 23705), (341, 15085), (385, 13361), (431, 11935), (1085, 4741), (1705, 3017), (2155, 2387)]