2491377

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:173

約数の個数: 32

約数和(自身を含む): 4055040

約数和(自身を除く): 1563663

約数列:

[1, 3, 7, 21, 31, 43, 89, 93, 129, 217, 267, 301, 623, 651, 903, 1333, 1869, 2759, 3827, 3999, 8277, 9331, 11481, 19313, 26789, 27993, 57939, 80367, 118637, 355911, 830459, 2491377]

約数ペア:

[(1, 2491377), (3, 830459), (7, 355911), (21, 118637), (31, 80367), (43, 57939), (89, 27993), (93, 26789), (129, 19313), (217, 11481), (267, 9331), (301, 8277), (623, 3999), (651, 3827), (903, 2759), (1333, 1869)]