217247688

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{431047}}^1$

素因数の和:431066

約数の個数: 48

約数和(自身を含む): 672434880

約数和(自身を除く): 455187192

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 431047, 862094, 1293141, 1724188, 2586282, 3017329, 3448376, 3879423, 5172564, 6034658, 7758846, 9051987, 10345128, 12069316, 15517692, 18103974, 24138632, 27155961, 31035384, 36207948, 54311922, 72415896, 108623844, 217247688]

約数ペア:

[(1, 217247688), (2, 108623844), (3, 72415896), (4, 54311922), (6, 36207948), (7, 31035384), (8, 27155961), (9, 24138632), (12, 18103974), (14, 15517692), (18, 12069316), (21, 10345128), (24, 9051987), (28, 7758846), (36, 6034658), (42, 5172564), (56, 3879423), (63, 3448376), (72, 3017329), (84, 2586282), (126, 1724188), (168, 1293141), (252, 862094), (504, 431047)]