206985354

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:647

約数の個数: 64

約数和(自身を含む): 455068800

約数和(自身を除く): 248083446

約数列:

[1, 2, 3, 6, 19, 29, 38, 57, 58, 87, 114, 137, 174, 274, 411, 457, 551, 822, 914, 1102, 1371, 1653, 2603, 2742, 3306, 3973, 5206, 7809, 7946, 8683, 11919, 13253, 15618, 17366, 23838, 26049, 26506, 39759, 52098, 62609, 75487, 79518, 125218, 150974, 187827, 226461, 251807, 375654, 452922, 503614, 755421, 1189571, 1510842, 1815661, 2379142, 3568713, 3631322, 5446983, 7137426, 10893966, 34497559, 68995118, 103492677, 206985354]

約数ペア:

[(1, 206985354), (2, 103492677), (3, 68995118), (6, 34497559), (19, 10893966), (29, 7137426), (38, 5446983), (57, 3631322), (58, 3568713), (87, 2379142), (114, 1815661), (137, 1510842), (174, 1189571), (274, 755421), (411, 503614), (457, 452922), (551, 375654), (822, 251807), (914, 226461), (1102, 187827), (1371, 150974), (1653, 125218), (2603, 79518), (2742, 75487), (3306, 62609), (3973, 52098), (5206, 39759), (7809, 26506), (7946, 26049), (8683, 23838), (11919, 17366), (13253, 15618)]