7995561

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{691}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 13286400

約数和(自身を除く): 5290839

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 691, 1653, 2073, 3857, 4837, 11571, 13129, 14511, 20039, 39387, 60117, 91903, 140273, 275709, 380741, 420819, 1142223, 2665187, 7995561]

約数ペア:

[(1, 7995561), (3, 2665187), (7, 1142223), (19, 420819), (21, 380741), (29, 275709), (57, 140273), (87, 91903), (133, 60117), (203, 39387), (399, 20039), (551, 14511), (609, 13129), (691, 11571), (1653, 4837), (2073, 3857)]