28157874836

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{5950523}}^1$

素因数の和:5950560

約数の個数: 36

約数和(自身を含む): 60980969952

約数和(自身を除く): 32823095116

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 4732, 5950523, 11901046, 23802092, 41653661, 77356799, 83307322, 154713598, 166614644, 309427196, 541497593, 1005638387, 1082995186, 2011276774, 2165990372, 4022553548, 7039468709, 14078937418, 28157874836]

約数ペア:

[(1, 28157874836), (2, 14078937418), (4, 7039468709), (7, 4022553548), (13, 2165990372), (14, 2011276774), (26, 1082995186), (28, 1005638387), (52, 541497593), (91, 309427196), (169, 166614644), (182, 154713598), (338, 83307322), (364, 77356799), (676, 41653661), (1183, 23802092), (2366, 11901046), (4732, 5950523)]