28956862

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:768

約数の個数: 32

約数和(自身を含む): 50077440

約数和(自身を除く): 21120578

約数列:

[1, 2, 11, 22, 23, 46, 89, 178, 253, 506, 643, 979, 1286, 1958, 2047, 4094, 7073, 14146, 14789, 22517, 29578, 45034, 57227, 114454, 162679, 325358, 629497, 1258994, 1316221, 2632442, 14478431, 28956862]

約数ペア:

[(1, 28956862), (2, 14478431), (11, 2632442), (22, 1316221), (23, 1258994), (46, 629497), (89, 325358), (178, 162679), (253, 114454), (506, 57227), (643, 45034), (979, 29578), (1286, 22517), (1958, 14789), (2047, 14146), (4094, 7073)]