28891137

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 43476480

約数和(自身を除く): 14585343

約数列:

[1, 3, 11, 33, 67, 73, 179, 201, 219, 537, 737, 803, 1969, 2211, 2409, 4891, 5907, 11993, 13067, 14673, 35979, 39201, 53801, 131923, 143737, 161403, 395769, 431211, 875489, 2626467, 9630379, 28891137]

約数ペア:

[(1, 28891137), (3, 9630379), (11, 2626467), (33, 875489), (67, 431211), (73, 395769), (179, 161403), (201, 143737), (219, 131923), (537, 53801), (737, 39201), (803, 35979), (1969, 14673), (2211, 13067), (2409, 11993), (4891, 5907)]