211296568

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2797}}^1$

素因数の和:2900

約数の個数: 64

約数和(自身を含む): 483494400

約数和(自身を除く): 272197832

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 71, 76, 133, 142, 152, 266, 284, 497, 532, 568, 994, 1064, 1349, 1988, 2698, 2797, 3976, 5396, 5594, 9443, 10792, 11188, 18886, 19579, 22376, 37772, 39158, 53143, 75544, 78316, 106286, 156632, 198587, 212572, 372001, 397174, 425144, 744002, 794348, 1390109, 1488004, 1588696, 2780218, 2976008, 3773153, 5560436, 7546306, 11120872, 15092612, 26412071, 30185224, 52824142, 105648284, 211296568]

約数ペア:

[(1, 211296568), (2, 105648284), (4, 52824142), (7, 30185224), (8, 26412071), (14, 15092612), (19, 11120872), (28, 7546306), (38, 5560436), (56, 3773153), (71, 2976008), (76, 2780218), (133, 1588696), (142, 1488004), (152, 1390109), (266, 794348), (284, 744002), (497, 425144), (532, 397174), (568, 372001), (994, 212572), (1064, 198587), (1349, 156632), (1988, 106286), (2698, 78316), (2797, 75544), (3976, 53143), (5396, 39158), (5594, 37772), (9443, 22376), (10792, 19579), (11188, 18886)]