313506872

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^2\times {\mathrm{1993}}^1$

素因数の和:2112

約数の個数: 48

約数和(自身を含む): 685058640

約数和(自身を除く): 371551768

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 1993, 2809, 2968, 3986, 5618, 7972, 11236, 13951, 15944, 19663, 22472, 27902, 39326, 55804, 78652, 105629, 111608, 157304, 211258, 422516, 739403, 845032, 1478806, 2957612, 5598337, 5915224, 11196674, 22393348, 39188359, 44786696, 78376718, 156753436, 313506872]

約数ペア:

[(1, 313506872), (2, 156753436), (4, 78376718), (7, 44786696), (8, 39188359), (14, 22393348), (28, 11196674), (53, 5915224), (56, 5598337), (106, 2957612), (212, 1478806), (371, 845032), (424, 739403), (742, 422516), (1484, 211258), (1993, 157304), (2809, 111608), (2968, 105629), (3986, 78652), (5618, 55804), (7972, 39326), (11236, 27902), (13951, 22472), (15944, 19663)]