28376556

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1801}}^1$

素因数の和:1922

約数の個数: 48

約数和(自身を含む): 72051168

約数和(自身を除く): 43674612

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 101, 156, 202, 303, 404, 606, 1212, 1313, 1801, 2626, 3602, 3939, 5252, 5403, 7204, 7878, 10806, 15756, 21612, 23413, 46826, 70239, 93652, 140478, 181901, 280956, 363802, 545703, 727604, 1091406, 2182812, 2364713, 4729426, 7094139, 9458852, 14188278, 28376556]

約数ペア:

[(1, 28376556), (2, 14188278), (3, 9458852), (4, 7094139), (6, 4729426), (12, 2364713), (13, 2182812), (26, 1091406), (39, 727604), (52, 545703), (78, 363802), (101, 280956), (156, 181901), (202, 140478), (303, 93652), (404, 70239), (606, 46826), (1212, 23413), (1313, 21612), (1801, 15756), (2626, 10806), (3602, 7878), (3939, 7204), (5252, 5403)]