31456278

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{593}}^1$

素因数の和:1029

約数の個数: 48

約数和(自身を含む): 78208416

約数和(自身を除く): 46752138

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 421, 593, 842, 1186, 1263, 1779, 2526, 2947, 3558, 3789, 4151, 5337, 5894, 7578, 8302, 8841, 10674, 12453, 17682, 24906, 26523, 37359, 53046, 74718, 249653, 499306, 748959, 1497918, 1747571, 2246877, 3495142, 4493754, 5242713, 10485426, 15728139, 31456278]

約数ペア:

[(1, 31456278), (2, 15728139), (3, 10485426), (6, 5242713), (7, 4493754), (9, 3495142), (14, 2246877), (18, 1747571), (21, 1497918), (42, 748959), (63, 499306), (126, 249653), (421, 74718), (593, 53046), (842, 37359), (1186, 26523), (1263, 24906), (1779, 17682), (2526, 12453), (2947, 10674), (3558, 8841), (3789, 8302), (4151, 7578), (5337, 5894)]