254237116

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{65323}}^1$

素因数の和:65473

約数の個数: 24

約数和(自身を含む): 512140160

約数和(自身を除く): 257903044

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 65323, 130646, 261292, 457261, 914522, 1829044, 9079897, 18159794, 36319588, 63559279, 127118558, 254237116]

約数ペア:

[(1, 254237116), (2, 127118558), (4, 63559279), (7, 36319588), (14, 18159794), (28, 9079897), (139, 1829044), (278, 914522), (556, 457261), (973, 261292), (1946, 130646), (3892, 65323)]