26390158081

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1\times {\mathrm{383}}^1\times {\mathrm{421}}^1$

素因数の和:1141

約数の個数: 32

約数和(自身を含む): 30739857408

約数和(自身を除く): 4349699327

約数列:

[1, 7, 103, 227, 383, 421, 721, 1589, 2681, 2947, 23381, 39449, 43363, 86941, 95567, 161243, 163667, 276143, 303541, 608587, 668969, 1128701, 8954923, 9843401, 16608029, 36602161, 62684461, 68903807, 116256203, 256215127, 3770022583, 26390158081]

約数ペア:

[(1, 26390158081), (7, 3770022583), (103, 256215127), (227, 116256203), (383, 68903807), (421, 62684461), (721, 36602161), (1589, 16608029), (2681, 9843401), (2947, 8954923), (23381, 1128701), (39449, 668969), (43363, 608587), (86941, 303541), (95567, 276143), (161243, 163667)]