243787442

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{3821}}^1$

素因数の和:3938

約数の個数: 32

約数和(自身を含む): 407272320

約数和(自身を除く): 163484878

約数列:

[1, 2, 19, 23, 38, 46, 73, 146, 437, 874, 1387, 1679, 2774, 3358, 3821, 7642, 31901, 63802, 72599, 87883, 145198, 175766, 278933, 557866, 1669777, 3339554, 5299727, 6415459, 10599454, 12830918, 121893721, 243787442]

約数ペア:

[(1, 243787442), (2, 121893721), (19, 12830918), (23, 10599454), (38, 6415459), (46, 5299727), (73, 3339554), (146, 1669777), (437, 557866), (874, 278933), (1387, 175766), (1679, 145198), (2774, 87883), (3358, 72599), (3821, 63802), (7642, 31901)]