28427888

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:545

約数の個数: 40

約数和(自身を含む): 57451680

約数和(自身を除く): 29023792

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 197, 232, 311, 394, 464, 622, 788, 1244, 1576, 2488, 3152, 4976, 5713, 9019, 11426, 18038, 22852, 36076, 45704, 61267, 72152, 91408, 122534, 144304, 245068, 490136, 980272, 1776743, 3553486, 7106972, 14213944, 28427888]

約数ペア:

[(1, 28427888), (2, 14213944), (4, 7106972), (8, 3553486), (16, 1776743), (29, 980272), (58, 490136), (116, 245068), (197, 144304), (232, 122534), (311, 91408), (394, 72152), (464, 61267), (622, 45704), (788, 36076), (1244, 22852), (1576, 18038), (2488, 11426), (3152, 9019), (4976, 5713)]