40491969

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 63866880

約数和(自身を除く): 23374911

約数列:

[1, 3, 7, 21, 41, 123, 131, 287, 359, 393, 861, 917, 1077, 2513, 2751, 5371, 7539, 14719, 16113, 37597, 44157, 47029, 103033, 112791, 141087, 309099, 329203, 987609, 1928189, 5784567, 13497323, 40491969]

約数ペア:

[(1, 40491969), (3, 13497323), (7, 5784567), (21, 1928189), (41, 987609), (123, 329203), (131, 309099), (287, 141087), (359, 112791), (393, 103033), (861, 47029), (917, 44157), (1077, 37597), (2513, 16113), (2751, 14719), (5371, 7539)]