27980512

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5431}}^1$

素因数の和:5471

約数の個数: 48

約数和(自身を含む): 65705472

約数和(自身を除く): 37724960

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 5152, 5431, 10862, 21724, 38017, 43448, 76034, 86896, 124913, 152068, 173792, 249826, 304136, 499652, 608272, 874391, 999304, 1216544, 1748782, 1998608, 3497564, 3997216, 6995128, 13990256, 27980512]

約数ペア:

[(1, 27980512), (2, 13990256), (4, 6995128), (7, 3997216), (8, 3497564), (14, 1998608), (16, 1748782), (23, 1216544), (28, 999304), (32, 874391), (46, 608272), (56, 499652), (92, 304136), (112, 249826), (161, 173792), (184, 152068), (224, 124913), (322, 86896), (368, 76034), (644, 43448), (736, 38017), (1288, 21724), (2576, 10862), (5152, 5431)]