256996908

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{339943}}^1$

素因数の和:339963

約数の個数: 48

約数和(自身を含む): 761474560

約数和(自身を除く): 504477652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 339943, 679886, 1019829, 1359772, 2039658, 2379601, 3059487, 4079316, 4759202, 6118974, 7138803, 9178461, 9518404, 12237948, 14277606, 18356922, 21416409, 28555212, 36713844, 42832818, 64249227, 85665636, 128498454, 256996908]

約数ペア:

[(1, 256996908), (2, 128498454), (3, 85665636), (4, 64249227), (6, 42832818), (7, 36713844), (9, 28555212), (12, 21416409), (14, 18356922), (18, 14277606), (21, 12237948), (27, 9518404), (28, 9178461), (36, 7138803), (42, 6118974), (54, 4759202), (63, 4079316), (84, 3059487), (108, 2379601), (126, 2039658), (189, 1359772), (252, 1019829), (378, 679886), (756, 339943)]