268138712

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{2539}}^1$

素因数の和:2895

約数の個数: 32

約数和(自身を含む): 516331200

約数和(自身を除く): 248192488

約数列:

[1, 2, 4, 8, 43, 86, 172, 307, 344, 614, 1228, 2456, 2539, 5078, 10156, 13201, 20312, 26402, 52804, 105608, 109177, 218354, 436708, 779473, 873416, 1558946, 3117892, 6235784, 33517339, 67034678, 134069356, 268138712]

約数ペア:

[(1, 268138712), (2, 134069356), (4, 67034678), (8, 33517339), (43, 6235784), (86, 3117892), (172, 1558946), (307, 873416), (344, 779473), (614, 436708), (1228, 218354), (2456, 109177), (2539, 105608), (5078, 52804), (10156, 26402), (13201, 20312)]