253256888

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{13397}}^1$

素因数の和:13559

約数の個数: 32

約数和(自身を含む): 506444400

約数和(自身を除く): 253187512

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139, 278, 556, 1112, 2363, 4726, 9452, 13397, 18904, 26794, 53588, 107176, 227749, 455498, 910996, 1821992, 1862183, 3724366, 7448732, 14897464, 31657111, 63314222, 126628444, 253256888]

約数ペア:

[(1, 253256888), (2, 126628444), (4, 63314222), (8, 31657111), (17, 14897464), (34, 7448732), (68, 3724366), (136, 1862183), (139, 1821992), (278, 910996), (556, 455498), (1112, 227749), (2363, 107176), (4726, 53588), (9452, 26794), (13397, 18904)]