406935009

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{5443}}^1$

素因数の和:5539

約数の個数: 40

約数和(自身を含む): 663993792

約数和(自身を除く): 257058783

約数列:

[1, 3, 9, 13, 27, 39, 71, 81, 117, 213, 351, 639, 923, 1053, 1917, 2769, 5443, 5751, 8307, 16329, 24921, 48987, 70759, 74763, 146961, 212277, 386453, 440883, 636831, 1159359, 1910493, 3478077, 5023889, 5731479, 10434231, 15071667, 31302693, 45215001, 135645003, 406935009]

約数ペア:

[(1, 406935009), (3, 135645003), (9, 45215001), (13, 31302693), (27, 15071667), (39, 10434231), (71, 5731479), (81, 5023889), (117, 3478077), (213, 1910493), (351, 1159359), (639, 636831), (923, 440883), (1053, 386453), (1917, 212277), (2769, 146961), (5443, 74763), (5751, 70759), (8307, 48987), (16329, 24921)]