81963224

素因数分解:

$2^3\times 7^1\times {\mathrm{269}}^1\times {\mathrm{5441}}^1$

素因数の和:5723

約数の個数: 32

約数和(自身を含む): 176320800

約数和(自身を除く): 94357576

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 269, 538, 1076, 1883, 2152, 3766, 5441, 7532, 10882, 15064, 21764, 38087, 43528, 76174, 152348, 304696, 1463629, 2927258, 5854516, 10245403, 11709032, 20490806, 40981612, 81963224]

約数ペア:

[(1, 81963224), (2, 40981612), (4, 20490806), (7, 11709032), (8, 10245403), (14, 5854516), (28, 2927258), (56, 1463629), (269, 304696), (538, 152348), (1076, 76174), (1883, 43528), (2152, 38087), (3766, 21764), (5441, 15064), (7532, 10882)]