81475876

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{6577}}^1$

素因数の和:6763

約数の個数: 24

約数和(自身を含む): 151030880

約数和(自身を除く): 69555004

約数列:

[1, 2, 4, 19, 38, 76, 163, 326, 652, 3097, 6194, 6577, 12388, 13154, 26308, 124963, 249926, 499852, 1072051, 2144102, 4288204, 20368969, 40737938, 81475876]

約数ペア:

[(1, 81475876), (2, 40737938), (4, 20368969), (19, 4288204), (38, 2144102), (76, 1072051), (163, 499852), (326, 249926), (652, 124963), (3097, 26308), (6194, 13154), (6577, 12388)]