331448274

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{419}}^1$

素因数の和:709

約数の個数: 80

約数和(自身を含む): 786693600

約数和(自身を除く): 455245326

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 257, 342, 419, 513, 514, 771, 838, 1026, 1257, 1539, 1542, 2313, 2514, 3078, 3771, 4626, 4883, 6939, 7542, 7961, 9766, 11313, 13878, 14649, 15922, 20817, 22626, 23883, 29298, 33939, 41634, 43947, 47766, 67878, 71649, 87894, 107683, 131841, 143298, 214947, 215366, 263682, 323049, 395523, 429894, 644841, 646098, 791046, 969147, 1289682, 1938294, 2045977, 2907441, 4091954, 5814882, 6137931, 8722323, 12275862, 17444646, 18413793, 36827586, 55241379, 110482758, 165724137, 331448274]

約数ペア:

[(1, 331448274), (2, 165724137), (3, 110482758), (6, 55241379), (9, 36827586), (18, 18413793), (19, 17444646), (27, 12275862), (38, 8722323), (54, 6137931), (57, 5814882), (81, 4091954), (114, 2907441), (162, 2045977), (171, 1938294), (257, 1289682), (342, 969147), (419, 791046), (513, 646098), (514, 644841), (771, 429894), (838, 395523), (1026, 323049), (1257, 263682), (1539, 215366), (1542, 214947), (2313, 143298), (2514, 131841), (3078, 107683), (3771, 87894), (4626, 71649), (4883, 67878), (6939, 47766), (7542, 43947), (7961, 41634), (9766, 33939), (11313, 29298), (13878, 23883), (14649, 22626), (15922, 20817)]