221018448

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{657793}}^1$

素因数の和:657811

約数の個数: 40

約数和(自身を含む): 652531648

約数和(自身を除く): 431513200

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 657793, 1315586, 1973379, 2631172, 3946758, 4604551, 5262344, 7893516, 9209102, 10524688, 13813653, 15787032, 18418204, 27627306, 31574064, 36836408, 55254612, 73672816, 110509224, 221018448]

約数ペア:

[(1, 221018448), (2, 110509224), (3, 73672816), (4, 55254612), (6, 36836408), (7, 31574064), (8, 27627306), (12, 18418204), (14, 15787032), (16, 13813653), (21, 10524688), (24, 9209102), (28, 7893516), (42, 5262344), (48, 4604551), (56, 3946758), (84, 2631172), (112, 1973379), (168, 1315586), (336, 657793)]