28257384

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{17573}}^1$

素因数の和:17649

約数の個数: 32

約数和(自身を含む): 71701920

約数和(自身を除く): 43444536

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608, 17573, 35146, 52719, 70292, 105438, 140584, 210876, 421752, 1177391, 2354782, 3532173, 4709564, 7064346, 9419128, 14128692, 28257384]

約数ペア:

[(1, 28257384), (2, 14128692), (3, 9419128), (4, 7064346), (6, 4709564), (8, 3532173), (12, 2354782), (24, 1177391), (67, 421752), (134, 210876), (201, 140584), (268, 105438), (402, 70292), (536, 52719), (804, 35146), (1608, 17573)]