212864456

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1117}}^1$

素因数の和:1254

約数の個数: 64

約数和(自身を含む): 473316480

約数和(自身を除く): 260452024

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 83, 164, 166, 287, 328, 332, 574, 581, 664, 1117, 1148, 1162, 2234, 2296, 2324, 3403, 4468, 4648, 6806, 7819, 8936, 13612, 15638, 23821, 27224, 31276, 45797, 47642, 62552, 91594, 92711, 95284, 183188, 185422, 190568, 320579, 366376, 370844, 641158, 648977, 741688, 1282316, 1297954, 2564632, 2595908, 3801151, 5191816, 7602302, 15204604, 26608057, 30409208, 53216114, 106432228, 212864456]

約数ペア:

[(1, 212864456), (2, 106432228), (4, 53216114), (7, 30409208), (8, 26608057), (14, 15204604), (28, 7602302), (41, 5191816), (56, 3801151), (82, 2595908), (83, 2564632), (164, 1297954), (166, 1282316), (287, 741688), (328, 648977), (332, 641158), (574, 370844), (581, 366376), (664, 320579), (1117, 190568), (1148, 185422), (1162, 183188), (2234, 95284), (2296, 92711), (2324, 91594), (3403, 62552), (4468, 47642), (4648, 45797), (6806, 31276), (7819, 27224), (8936, 23821), (13612, 15638)]