380975399

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{40829}}^1$

素因数の和:40910

約数の個数: 16

約数和(自身を含む): 459909120

約数和(自身を除く): 78933721

約数列:

[1, 7, 31, 43, 217, 301, 1333, 9331, 40829, 285803, 1265699, 1755647, 8859893, 12289529, 54425057, 380975399]

約数ペア:

[(1, 380975399), (7, 54425057), (31, 12289529), (43, 8859893), (217, 1755647), (301, 1265699), (1333, 285803), (9331, 40829)]