67409891

素因数分解:

${\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 75712320

約数和(自身を除く): 8302429

約数列:

[1, 19, 29, 47, 137, 361, 551, 893, 1363, 2603, 3973, 6439, 10469, 16967, 25897, 49457, 75487, 122341, 186731, 492043, 1434253, 2324479, 3547889, 67409891]

約数ペア:

[(1, 67409891), (19, 3547889), (29, 2324479), (47, 1434253), (137, 492043), (361, 186731), (551, 122341), (893, 75487), (1363, 49457), (2603, 25897), (3973, 16967), (6439, 10469)]