289227988

素因数分解:

$2^2\times 7^2\times {\mathrm{457}}^1\times {\mathrm{3229}}^1$

素因数の和:3704

約数の個数: 36

約数和(自身を含む): 590256660

約数和(自身を除く): 301028672

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 457, 914, 1828, 3199, 3229, 6398, 6458, 12796, 12916, 22393, 22603, 44786, 45206, 89572, 90412, 158221, 316442, 632884, 1475653, 2951306, 5902612, 10329571, 20659142, 41318284, 72306997, 144613994, 289227988]

約数ペア:

[(1, 289227988), (2, 144613994), (4, 72306997), (7, 41318284), (14, 20659142), (28, 10329571), (49, 5902612), (98, 2951306), (196, 1475653), (457, 632884), (914, 316442), (1828, 158221), (3199, 90412), (3229, 89572), (6398, 45206), (6458, 44786), (12796, 22603), (12916, 22393)]