28012328

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{733}}^1$

素因数の和:1037

約数の個数: 32

約数和(自身を含む): 55886760

約数和(自身を除く): 27874432

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 281, 562, 733, 1124, 1466, 2248, 2932, 4777, 5864, 9554, 12461, 19108, 24922, 38216, 49844, 99688, 205973, 411946, 823892, 1647784, 3501541, 7003082, 14006164, 28012328]

約数ペア:

[(1, 28012328), (2, 14006164), (4, 7003082), (8, 3501541), (17, 1647784), (34, 823892), (68, 411946), (136, 205973), (281, 99688), (562, 49844), (733, 38216), (1124, 24922), (1466, 19108), (2248, 12461), (2932, 9554), (4777, 5864)]