27689403

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2393}}^1$

素因数の和:2451

約数の個数: 32

約数和(自身を含む): 45964800

約数和(自身を除く): 18275397

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1653, 2393, 3857, 7179, 11571, 16751, 45467, 50253, 69397, 136401, 208191, 318269, 485779, 954807, 1318543, 1457337, 3955629, 9229801, 27689403]

約数ペア:

[(1, 27689403), (3, 9229801), (7, 3955629), (19, 1457337), (21, 1318543), (29, 954807), (57, 485779), (87, 318269), (133, 208191), (203, 136401), (399, 69397), (551, 50253), (609, 45467), (1653, 16751), (2393, 11571), (3857, 7179)]