31671864

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{20947}}^1$

素因数の和:20969

約数の個数: 64

約数和(自身を含む): 100550400

約数和(自身を除く): 68878536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 20947, 41894, 62841, 83788, 125682, 146629, 167576, 188523, 251364, 293258, 377046, 439887, 502728, 565569, 586516, 754092, 879774, 1131138, 1173032, 1319661, 1508184, 1759548, 2262276, 2639322, 3519096, 3958983, 4524552, 5278644, 7917966, 10557288, 15835932, 31671864]

約数ペア:

[(1, 31671864), (2, 15835932), (3, 10557288), (4, 7917966), (6, 5278644), (7, 4524552), (8, 3958983), (9, 3519096), (12, 2639322), (14, 2262276), (18, 1759548), (21, 1508184), (24, 1319661), (27, 1173032), (28, 1131138), (36, 879774), (42, 754092), (54, 586516), (56, 565569), (63, 502728), (72, 439887), (84, 377046), (108, 293258), (126, 251364), (168, 188523), (189, 167576), (216, 146629), (252, 125682), (378, 83788), (504, 62841), (756, 41894), (1512, 20947)]