28947646

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3001}}^1$

素因数の和:3076

約数の個数: 32

約数和(自身を含む): 54468288

約数和(自身を除く): 25520642

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 371, 689, 742, 1378, 3001, 4823, 6002, 9646, 21007, 39013, 42014, 78026, 159053, 273091, 318106, 546182, 1113371, 2067689, 2226742, 4135378, 14473823, 28947646]

約数ペア:

[(1, 28947646), (2, 14473823), (7, 4135378), (13, 2226742), (14, 2067689), (26, 1113371), (53, 546182), (91, 318106), (106, 273091), (182, 159053), (371, 78026), (689, 42014), (742, 39013), (1378, 21007), (3001, 9646), (4823, 6002)]