280123732

素因数分解:

$2^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{31963}}^1$

素因数の和:32287

約数の個数: 24

約数和(自身を含む): 562054976

約数和(自身を除く): 281931244

約数列:

[1, 2, 4, 7, 14, 28, 313, 626, 1252, 2191, 4382, 8764, 31963, 63926, 127852, 223741, 447482, 894964, 10004419, 20008838, 40017676, 70030933, 140061866, 280123732]

約数ペア:

[(1, 280123732), (2, 140061866), (4, 70030933), (7, 40017676), (14, 20008838), (28, 10004419), (313, 894964), (626, 447482), (1252, 223741), (2191, 127852), (4382, 63926), (8764, 31963)]