254331016

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{9791}}^1$

素因数の和:10005

約数の個数: 32

約数和(自身を含む): 507617280

約数和(自身を除く): 253286264

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 191, 382, 764, 1528, 3247, 6494, 9791, 12988, 19582, 25976, 39164, 78328, 166447, 332894, 665788, 1331576, 1870081, 3740162, 7480324, 14960648, 31791377, 63582754, 127165508, 254331016]

約数ペア:

[(1, 254331016), (2, 127165508), (4, 63582754), (8, 31791377), (17, 14960648), (34, 7480324), (68, 3740162), (136, 1870081), (191, 1331576), (382, 665788), (764, 332894), (1528, 166447), (3247, 78328), (6494, 39164), (9791, 25976), (12988, 19582)]