31571826

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1187}}^1$

素因数の和:1247

約数の個数: 64

約数和(自身を含む): 76640256

約数和(自身を除く): 45068430

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 31, 33, 39, 62, 66, 78, 93, 143, 186, 286, 341, 403, 429, 682, 806, 858, 1023, 1187, 1209, 2046, 2374, 2418, 3561, 4433, 7122, 8866, 13057, 13299, 15431, 26114, 26598, 30862, 36797, 39171, 46293, 73594, 78342, 92586, 110391, 169741, 220782, 339482, 404767, 478361, 509223, 809534, 956722, 1018446, 1214301, 1435083, 2428602, 2870166, 5261971, 10523942, 15785913, 31571826]

約数ペア:

[(1, 31571826), (2, 15785913), (3, 10523942), (6, 5261971), (11, 2870166), (13, 2428602), (22, 1435083), (26, 1214301), (31, 1018446), (33, 956722), (39, 809534), (62, 509223), (66, 478361), (78, 404767), (93, 339482), (143, 220782), (186, 169741), (286, 110391), (341, 92586), (403, 78342), (429, 73594), (682, 46293), (806, 39171), (858, 36797), (1023, 30862), (1187, 26598), (1209, 26114), (2046, 15431), (2374, 13299), (2418, 13057), (3561, 8866), (4433, 7122)]