31575978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1913}}^1$

素因数の和:2059

約数の個数: 48

約数和(自身を含む): 78826176

約数和(自身を除く): 47250198

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 131, 262, 393, 786, 917, 1179, 1834, 1913, 2358, 2751, 3826, 5502, 5739, 8253, 11478, 13391, 16506, 17217, 26782, 34434, 40173, 80346, 120519, 241038, 250603, 501206, 751809, 1503618, 1754221, 2255427, 3508442, 4510854, 5262663, 10525326, 15787989, 31575978]

約数ペア:

[(1, 31575978), (2, 15787989), (3, 10525326), (6, 5262663), (7, 4510854), (9, 3508442), (14, 2255427), (18, 1754221), (21, 1503618), (42, 751809), (63, 501206), (126, 250603), (131, 241038), (262, 120519), (393, 80346), (786, 40173), (917, 34434), (1179, 26782), (1834, 17217), (1913, 16506), (2358, 13391), (2751, 11478), (3826, 8253), (5502, 5739)]