28571048

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2179}}^1$

素因数の和:2345

約数の個数: 32

約数和(自身を含む): 58860000

約数和(自身を除く): 30288952

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 149, 298, 596, 1192, 1639, 2179, 3278, 4358, 6556, 8716, 13112, 17432, 23969, 47938, 95876, 191752, 324671, 649342, 1298684, 2597368, 3571381, 7142762, 14285524, 28571048]

約数ペア:

[(1, 28571048), (2, 14285524), (4, 7142762), (8, 3571381), (11, 2597368), (22, 1298684), (44, 649342), (88, 324671), (149, 191752), (298, 95876), (596, 47938), (1192, 23969), (1639, 17432), (2179, 13112), (3278, 8716), (4358, 6556)]